Marielle | Vibrant Geometric Summer Dress Carol & Margaret Wilmington

Mirabel | Vibrant Geometric Summer Dress

Mirabel | Vibrant Geometric Summer Dress

$214.95 $85.95 Save 60%

Free Delivery with Australia Post
30-Day Money Back Guarantee
Loved for the Comfort, kept for the Style

ANNIVERSARY SALE ENDS TODAY!

Selling fast! Only 7 left

BUNDLE & SAVE — MIX ANY COLOURS

30 Day easy returns & money back guarantee

width: 68px; }

22 YEAR ANNIVERSARY EXTRA DISCOUNTS:

Buy 2 : Save 15% | Buy 3 Save 20%

Buy 4 : Save 25% | Buy 5 : Save 30%

★★★★★Terri Bosworth

Skeptical at first with online purchases. But absolutely stunning dresses and tops! Not the cheapest, but worth it!

★★★★★Harriet Spellman

First time shopping with you and I'm over the moon! Amazing dress and a lovely handwritten note. Made my day xx

★★★★★Patricia Jacksons

It really is so comfortable and airy, finally!! Been looking for something like this forever.. You will be seeing me again

★★★★★Trudy Halverson

What a find. Wonderfull team, beautiful dresses and such a great boutique. This is my go-to since I discovered it. Thanks

Kate and 14,000+ others are enjoying the comfortable pieces of our Boutique.

BOLD PRINTS, EFFORTLESS ELEGANCE

Celebrate color and confidence with Mirabel — a radiant summer dress designed to turn every moment into a statement. Its geometric pattern in warm, sunlit tones brings a touch of vibrancy, while the flowing silhouette enhances your natural grace. Perfect for seaside strolls, garden gatherings, or city afternoons, Mirabel combines effortless style with airy comfort.

FEATURES AND BENEFITS:

Striking Geometric Design: Vibrant patterns inspired by modern artistry add energy and elegance to your summer look.
Airy Comfort: The lightweight, breathable fabric ensures a cool, relaxed feel during warm days and sunny escapes.
Flattering Silhouette: A relaxed A-line fit that drapes beautifully and complements every body type with ease.
Effortless Wear: Slip-on sleeveless design with a classic round neckline for comfort and simplicity in motion.
Everyday Versatility: Perfect for vacations, brunches, or garden parties — Mirabel adapts effortlessly to your summer lifestyle.

WHY YOU’LL LOVE IT:
Mirabel captures the spirit of modern femininity — vibrant, light, and timelessly chic, made to brighten your wardrobe and every summer day.

Fit questions, answered

Every product page has a size chart in centimetres, from AU 8 to AU 28. If you are between two sizes, take the larger one. Not sure? Email us before you buy and we will tell you which size to take.

Free delivery nationwide

Free delivery with Australia Post on every order, anywhere in Australia, with no minimum spend. You will receive a tracking link by email as soon as your parcel is on its way.

30-day money back guarantee

If your order is not quite right, you can return it within 30 days for a full refund. Items must be unworn with tags attached.

Personal service from our team

Questions about a size, a fabric or an order? Email us and you get a real answer from our own team, seven days a week.

Order today, dispatched Fri 2 Oct

Free delivery

[{"id":58603158274392,"title":"Multicolor \/ XS","option1":"Multicolor","option2":"XS","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ XS","public_title":"Multicolor \/ XS","options":["Multicolor","XS"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158307160,"title":"Multicolor \/ S","option1":"Multicolor","option2":"S","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ S","public_title":"Multicolor \/ S","options":["Multicolor","S"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158339928,"title":"Multicolor \/ M","option1":"Multicolor","option2":"M","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ M","public_title":"Multicolor \/ M","options":["Multicolor","M"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158372696,"title":"Multicolor \/ L","option1":"Multicolor","option2":"L","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ L","public_title":"Multicolor \/ L","options":["Multicolor","L"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158405464,"title":"Multicolor \/ XL","option1":"Multicolor","option2":"XL","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ XL","public_title":"Multicolor \/ XL","options":["Multicolor","XL"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158438232,"title":"Multicolor \/ 2XL","option1":"Multicolor","option2":"2XL","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ 2XL","public_title":"Multicolor \/ 2XL","options":["Multicolor","2XL"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158471000,"title":"Multicolor \/ 3XL","option1":"Multicolor","option2":"3XL","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ 3XL","public_title":"Multicolor \/ 3XL","options":["Multicolor","3XL"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158503768,"title":"Multicolor \/ 4XL","option1":"Multicolor","option2":"4XL","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ 4XL","public_title":"Multicolor \/ 4XL","options":["Multicolor","4XL"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":58603158536536,"title":"Multicolor \/ 5XL","option1":"Multicolor","option2":"5XL","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ 5XL","public_title":"Multicolor \/ 5XL","options":["Multicolor","5XL"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]

{"id":58603158274392,"title":"Multicolor \/ XS","option1":"Multicolor","option2":"XS","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":93035642126680,"product_id":16054099116376,"position":1,"created_at":"2026-10-01T03:13:57+10:00","updated_at":"2026-10-01T03:14:00+10:00","alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","width":1080,"height":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440","variant_ids":[58603158274392,58603158307160,58603158339928,58603158372696,58603158405464,58603158438232,58603158471000,58603158503768,58603158536536]},"available":true,"name":"Mirabel | Vibrant Geometric Summer Dress - Multicolor \/ XS","public_title":"Multicolor \/ XS","options":["Multicolor","XS"],"price":8595,"weight":0,"compare_at_price":21495,"inventory_management":null,"barcode":null,"featured_media":{"alt":"Marielle | Vibrant Geometric Summer Dress Carol \u0026 Margaret Wilmington","id":74003596771672,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/portseaboutique.com\/cdn\/shop\/files\/Untitled_design.png?v=1790788440"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}

CUSTOMERS LOVE OUR BOUTIQUE

from 1240+ customer reviews

★★★★★

Harriet Spellman

Praise and thanks

First time shopping with you and I'm over the moon :) The dress is amazing and a beautiful hand written note and, thanks to the sales, a bargain! Thank you for making my day xx

Noreen Battaglia

New favourite

I'll be honest, I almost didn't order because I wasn't sure these styles were for women my age. I was so wrong. Everything fits beautifully, the quality is excellent, and I've already had compliments. This is my new favourite boutique

Terri Bosworth

Sceptical at first

Sceptical at first with online purchases. But absolutely stunning dresses and clothes. Not the cheapest but they are worth it.

Bonnie Sheridan

Love, love, love

Love, love, love that vibrant blue! Perfect for a fun mother-daughter summer outing. So easy to throw on but you still look totally put-together. Highly recommend for any woman looking to add a little colour to her wardrobe!

Darlene Pemberton

My go-to boutique

This store has the best dresses, great website, great customer service and payment options and they always have the best prices around. I don't live near, but will often order from here over other boutiques closeby.

Leanne Gallagher

The quality is amazing

The quality is amazing, I get nothing but compliments on the outfits I've previously purchased. I recently had a question regarding an order and the customer service team was very helpful. 6/5 stars!

Trudy Halverson

Lovely boutique

What a find! Wonderful team, beautiful products, and such a great local boutique. This is my go-to now. Love everything about it. Thank you!

Faye Middleton

Quality is great!

The quality is great! I ordered a couple of dresses, I love all of them. Customer service is beyond amazing. I will keep buying here😊.

Jolene Whitmore

This is the second time

This is the second time I have ordered from them and I can say the dresses are amazing and the customer service is the best. No chance of being disappointed if you choose the right size. All the best ❤️

Mirabel | Vibrant Geometric Summer Dress

AS SEEN IN:

CUSTOMERS LOVE OUR BOUTIQUE

Harriet Spellman

Noreen Battaglia

Terri Bosworth

Bonnie Sheridan

Darlene Pemberton

Leanne Gallagher

Trudy Halverson

Faye Middleton

Jolene Whitmore

COMPLETE THE LOOK — COMBINE AND SAVE UP TO 30%

Free Delivery with Australia Post

30-DAY MONEY BACK GUARANTEE

Breathable materials

Recently viewed

Mirabel | Vibrant Geometric Summer Dress