SO-ME
    WomenMenBrandsEdits
    Clothing
    • Activewear
    • Dresses
    • Nightwear & Loungewear
    • One-Pieces
    • Outerwear
    • Outfit Sets
    • Shirts & Tops
    • Shorts
    • Skirts
    • Suits
    • Swimwear
    • Trousers & Jeans
    • Underwear & Socks
    Accessories
    • Belts
    • Gloves & Mittens
    • Hair Accessories
    • Hats
    • Scarves & Snoods
    • Sunglasses
    • Ties
    Bags
    • Handbags
    • Wallets & Money Clips
    Jewellery
    • Anklets
    • Bracelets
    • Earrings
    • Necklaces
    • Rings
    • Watches
    Shoes→
    Clothing
    • Activewear
    • Dresses
    • Nightwear & Loungewear
    • Outerwear
    • Outfit Sets
    • Shirts & Tops
    • Shorts
    • Suits
    • Swimwear
    • Trousers & Jeans
    • Underwear & Socks
    Accessories
    • Belts
    • Gloves & Mittens
    • Hats
    • Scarves & Snoods
    • Sunglasses
    • Ties
    Bags
    • Handbags
    • Wallets & Money Clips
    Jewellery
    • Bracelets
    • Earrings
    • Necklaces
    • Rings
    • Watches
    Shoes→
    SO-ME
    Women
    ClothingActivewearDressesNightwear & LoungewearOne-PiecesOuterwearOutfit SetsShirts & TopsShortsSkirtsSuitsSwimwearTrousers & JeansUnderwear & Socks
    AccessoriesBeltsGloves & MittensHair AccessoriesHatsScarves & SnoodsSunglassesTies
    BagsHandbagsWallets & Money Clips
    JewelleryAnkletsBraceletsEarringsNecklacesRingsWatches
    Shoes
    Men
    ClothingActivewearDressesNightwear & LoungewearOuterwearOutfit SetsShirts & TopsShortsSuitsSwimwearTrousers & JeansUnderwear & Socks
    AccessoriesBeltsGloves & MittensHatsScarves & SnoodsSunglassesTies
    BagsHandbagsWallets & Money Clips
    JewelleryBraceletsEarringsNecklacesRingsWatches
    Shoes
    HomeFavoritesChatProfile

    Help

    • Help Centre
    • Shipping policy
    • Returns policy
    • Refund policy
    • Payments
    • Contact

    About

    • Our Story
    • How ranking works
    • Edits
    • Become a partner
    • Careers

    Shop

    • Women
    • Men
    • All Genders
    • Brands

    Stay Connected

    Get the latest on sustainable fashion, new arrivals, and exclusive offers.

    View our Privacy Policy

    Follow Us

    SO-MESO-ME

    © 2026 SO-ME. All rights reserved.

    SO-ME is a trading name of SO-ME App Ltd. Registered in England and Wales. Toward Studio, Cambrian Buildings, Cardiff CF10 5FL. SO-ME earns commission from qualifying purchases. This does not affect pricing.

    • Terms of Use|
    • Privacy Policy|
    • Cookies Policy|
    • Intellectual Property|
    • Affiliate Disclosure|

    M&S Blue Mix Cotton Strappy Square Neck Beach Dress

    Marks & Spencer M&S Pure Cotton Strappy Square Neck Beach Dress Blue Mix - 1
    Marks & Spencer M&S Pure Cotton Strappy Square Neck Beach Dress Blue Mix - 1
    Women/Clothing/Dresses
    Marks & Spencer

    M&S Blue Mix Cotton Strappy Square Neck Beach Dress

    £50.00
    BeachCasual

    Perfect For

    BeachCasual

    Sizes: 10 / 12 / 14 / 16 / 18 / 20 / 22 / 24

    +2 more/ 6 / 8 Show less

    Prices and availability shown may vary from the retailer's website. Please check the retailer for current pricing and stock.

    Chat to our stylist· AI

    Or about anything

    Product Description

    This is a floaty beach dress crafted from pure cotton for a breathable feel. It features light strappy shoulders and a flattering square neckline. The dropped waist adds volume, while the flowing maxi length hemline ensures a relaxed fit. Ideal for beach outings and casual summer days, pair it with white leather espadrilles and a cream leather crossbody bag for a chic, effortless look. Pure cotton fabric, machine wash cold.

    Delivery & Returns

    Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.

    Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.

    View Marks & Spencer's returns policy
    Key Features
    • •Brand: M&S
    • •Pure cotton fabric for breathability
    • •Strappy shoulders for a relaxed fit
    • •Square neckline for a flattering look
    • •Dropped waist for added volume
    • •Maxi length hemline for flow
    Product Description

    This is a floaty beach dress crafted from pure cotton for a breathable feel. It features light strappy shoulders and a flattering square neckline. The dropped waist adds volume, while the flowing maxi length hemline ensures a relaxed fit. Ideal for beach outings and casual summer days, pair it with white leather espadrilles and a cream leather crossbody bag for a chic, effortless look. Pure cotton fabric, machine wash cold.

    Delivery & Returns

    Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.

    Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.

    Looking for similar styles? Browse more dresses from Marks & Spencer, beach dresses, all dresses, or everything from Marks & Spencer.

    Reviews

    Write a review

    0 / 2000

    Frequently asked questions

    What occasions is the M&S Blue Mix Cotton Strappy Square Neck Beach Dress suitable for?

    The M&S Blue Mix Cotton Strappy Square Neck Beach Dress is ideal for beach, casual.

    How do I style the M&S Blue Mix Cotton Strappy Square Neck Beach Dress?

    Pair with white leather espadrilles and a cream leather crossbody bag for a chic, effortless look.

    What is the M&S Blue Mix Cotton Strappy Square Neck Beach Dress made from?

    The M&S Blue Mix Cotton Strappy Square Neck Beach Dress is made from cotton.

    What sizes does the M&S Blue Mix Cotton Strappy Square Neck Beach Dress come in?

    The M&S Blue Mix Cotton Strappy Square Neck Beach Dress is available in sizes 10, 12, 14, 16, 18, 20, 22, 24, 6, 8.

    Complete the Look

    View all

    Editor's edit

    Styled just for this dress

    Pair with white leather espadrilles and a cream leather crossbody bag for a chic, effortless look.

    See all outfit ideas
    View Marks & Spencer's returns policy
    Key Features & Material
    • •Brand: M&S
    • •Pure cotton fabric for breathability
    • •Strappy shoulders for a relaxed fit
    • •Square neckline for a flattering look
    • •Dropped waist for added volume
    • •Maxi length hemline for flow

    Similar Items

    View All

    More items for beach and casual wear from across SO-ME.

    Marks & Spencer M&S Linen Rich Striped Mini Shift Dress Blue Mix
    Marks & Spencer

    M&S Blue Mix Linen Shift Dress

    £30.00
    Marks & Spencer M&S Linen Rich Shirred Midi Dress Chambray
    Marks & Spencer

    M&S Chambray Linen Midi Dress with Shirred Bodice

    £46.00
    Marks & Spencer M&S Cotton Rich Panel Midi Waisted Skater Dress Blue
    Marks & Spencer

    M&S Blue Cotton Rich Panel Midi Skater Dress

    £48.00
    Marks & Spencer M&S Denim Striped Frill Hem Mini Shift Dress Denim
    Marks & Spencer

    M&S Denim Striped Frill Hem Mini Shift Dress

    £28.00
    Marks & Spencer M&S Padded Drawstring Side Square Neck Swimsuit Cobalt
    Marks & Spencer

    M&S Cobalt Square Neck Padded Swimsuit

    £36.00
    Marks & Spencer M&S Printed Padded Wide Strap Square Neck Swimsuit Blue Mix
    Marks & Spencer

    M&S Blue Printed Padded Square Neck Swimsuit

    £36.00
    Marks & Spencer M&S Denim Button Through Strappy Mini Shift Dress Denim
    Marks & Spencer

    M&S Denim Button Through Strappy Mini Shift Dress Denim

    £40.00
    Marks & Spencer M&S Linen Rich Tie Bow Maxi Beach Dress Brandy
    Marks & Spencer

    M&S Brandy Linen Rich Tie Bow Maxi Beach Dress

    £55.00
    Load More