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 Midnight Bonded Plunge Swimsuit

    Marks & Spencer M&S Sculpt Bonded Plunge Swimsuit Midnight - 1
    Marks & Spencer M&S Sculpt Bonded Plunge Swimsuit Midnight - 1
    Women/Clothing/Swimwear
    Marks & Spencer

    M&S Midnight Bonded Plunge Swimsuit

    £36.00
    Beach

    Perfect For

    Beach

    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 navy blue one-piece swimsuit with a flattering plunge neckline and adjustable straps for a flexible fit. The sculpting fabric provides a flattering shape and added stretch for comfort. It cuts close to the body, offering a sleek and modern silhouette. Ideal for beach outings and pool parties, pair it with a wide-brimmed hat and oversized sunglasses for a complete look. Synthetic 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
    • •Plunge neckline with low back
    • •Adjustable straps for a flexible fit
    • •Sculpting fabric for a flattering shape
    • •Added stretch for comfort
    Product Description

    This is a navy blue one-piece swimsuit with a flattering plunge neckline and adjustable straps for a flexible fit. The sculpting fabric provides a flattering shape and added stretch for comfort. It cuts close to the body, offering a sleek and modern silhouette. Ideal for beach outings and pool parties, pair it with a wide-brimmed hat and oversized sunglasses for a complete look. Synthetic 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 swimwear from Marks & Spencer, beach swimwear, all swimwear, or everything from Marks & Spencer.

    Reviews

    Write a review

    0 / 2000

    Frequently asked questions

    What occasions is the M&S Midnight Bonded Plunge Swimsuit suitable for?

    The M&S Midnight Bonded Plunge Swimsuit is ideal for beach, pool party.

    How do I style the M&S Midnight Bonded Plunge Swimsuit?

    Pair with a wide-brimmed hat and oversized sunglasses for a complete beach look.

    What sizes does the M&S Midnight Bonded Plunge Swimsuit come in?

    The M&S Midnight Bonded Plunge Swimsuit 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 swimwear

    Pair with a wide-brimmed hat and oversized sunglasses for a complete beach look.

    See all outfit ideas
    View Marks & Spencer's returns policy
    Key Features & Material
    • •Brand: M&S
    • •Plunge neckline with low back
    • •Adjustable straps for a flexible fit
    • •Sculpting fabric for a flattering shape
    • •Added stretch for comfort
    Conscious Choice

    Pre-loved Alternatives

    View All

    Second-hand alternatives to the M&S Midnight Bonded Plunge Swimsuit on Vinted, Depop and other UK resellers.

    New Look New Look Black Hibiscus Print Triangle Bikini Set
    Pre-loved
    New Look

    New Look Black Hibiscus Print Triangle Bikini Set

    £9.00
    New Look New Look Halter Neck/ Strapless Swimsuit 32DD
    Pre-loved
    New Look

    New Look Black Halter Neck/Strapless Swimsuit 32DD

    £9.00
    New Look Ladies swimming costume
    Pre-loved
    New Look

    New Look Black Halter Neck One-Piece Swimsuit

    £2.50
    ASOS Asos Black Tie Shoulder Swimsuit Size 14 Plain Basic Swimming Adjustable Stylish sports gym
    Pre-loved
    ASOS

    ASOS Black Satin Halter Swimsuit Size 14

    £9.99
    New Look New Look bodysuit size 8
    Pre-loved
    New Look

    New Look Black Jersey Bodysuit

    £1.00
    Lipsy Lipsy size 8 purple lilac mix strapless halter plunge swimming costume Brand new with tags
    Pre-loved
    Lipsy

    Lipsy Purple Lilac Mix Halter Plunge Swimsuit Size 8

    £9.99
    Next 90s Minimal blazer | NEXT | UK 10 | Corporate Core
    Pre-loved
    Next

    Next Dark Navy Tailored Blazer | Corporate Core

    £7.00
    New Look New look top
    Pre-loved
    New Look

    New Look Black Ribbed Halter Swimsuit

    £3.00
    Load More

    Similar Items

    View All

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

    Marks & Spencer M&S Tummy Control Wired Plunge Swimsuit (D-GG) Black
    Marks & Spencer

    M&S Black Tummy Control Wired Plunge Swimsuit

    £36.00
    Marks & Spencer M&S Sculpt Plunge V-Neck Bikini Top Midnight
    Marks & Spencer

    M&S Midnight Blue Sculpt Plunge V-Neck Bikini Top

    £20.00
    Marks & Spencer M&S Tummy Control Deep Plunge Swimsuit Hyacinth
    Marks & Spencer

    M&S Tummy Control Deep Plunge Swimsuit Hyacinth

    £36.00
    Marks & Spencer M&S Tummy Control Deep Plunge Swimsuit Peat
    Marks & Spencer

    M&S Tummy Control Deep Plunge Swimsuit Peat

    £36.00
    Star By Julien Macdonald Star by Julien Macdonald Women's Popper Detail Plunge Swimsuit in Dark Navy
    Star By Julien Macdonald

    Star By Julien Macdonald Dark Navy Plunge Swimsuit

    £42.50
    Marks & Spencer M&S Tummy Control Textured Swimsuit Peat
    Marks & Spencer

    M&S Peat Textured Tummy Control Swimsuit

    £36.00
    Marks & Spencer M&S Tummy Control Deep Plunge Swimsuit Fern Green
    Marks & Spencer

    M&S Fern Green Tummy Control Swimsuit

    £36.00
    Marks & Spencer M&S Underwired Plunge Bikini Top (D-G) Black
    Marks & Spencer

    M&S Black Underwired Plunge Bikini Top (D-G)

    £23.00
    Load More