We use cookies to improve your experience. Learn more about our cookie policy

    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
    • Nightwear & Loungewear
    • Outerwear
    • Outfit Sets
    • Shirts & Tops
    • Shorts
    • Skirts
    • 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
    ClothingActivewearNightwear & LoungewearOuterwearOutfit SetsShirts & TopsShortsSkirtsSuitsSwimwearTrousers & 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

    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 Black Heavyweight Cotton Boxy T-Shirt

    Marks & Spencer M&S Pure Cotton Heavyweight Boxy T-Shirt Black - 1
    Marks & Spencer M&S Pure Cotton Heavyweight Boxy T-Shirt Black - 1
    Women/Clothing/Shirts & Tops
    Marks & Spencer

    M&S Black Heavyweight Cotton Boxy T-Shirt

    £12.00
    Casual

    Perfect For

    Casual

    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 boxy t-shirt crafted from heavyweight pure cotton, offering a premium, substantial feel. It features a relaxed fit with dropped shoulders for a laidback look. The round neckline and neat topstitching provide a clean finish. It drapes comfortably on the body, offering a relaxed yet polished silhouette. Made for casual office days and weekend errands, pair it with beige tailored trousers and white loafers for a smart-casual ensemble. Pure cotton, machine wash cold.

    Fabric & Care

    Cotton

    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
    • •Heavyweight cotton fabric
    • •Boxy shape with dropped shoulders
    • •Round neckline and topstitching
    • •Relaxed fit for comfort
    Product Description

    This is a boxy t-shirt crafted from heavyweight pure cotton, offering a premium, substantial feel. It features a relaxed fit with dropped shoulders for a laidback look. The round neckline and neat topstitching provide a clean finish. It drapes comfortably on the body, offering a relaxed yet polished silhouette. Made for casual office days and weekend errands, pair it with beige tailored trousers and white loafers for a smart-casual ensemble. Pure cotton, machine wash cold.

    Fabric & Care

    Cotton

    Machine wash cold.

    Delivery & Returns

    Looking for similar styles? Browse more shirts & tops from Marks & Spencer, casual shirts & tops, black shirts & tops, all shirts & tops, or everything from Marks & Spencer.

    Frequently asked questions

    What occasions is the M&S Black Heavyweight Cotton Boxy T-Shirt suitable for?

    The M&S Black Heavyweight Cotton Boxy T-Shirt works for casual days and everyday.

    How do I style the M&S Black Heavyweight Cotton Boxy T-Shirt?

    Pair with beige tailored trousers and white loafers for a smart-casual look.

    What is the M&S Black Heavyweight Cotton Boxy T-Shirt made from?

    The M&S Black Heavyweight Cotton Boxy T-Shirt is made from cotton.

    Complete the Look

    View all

    Editor's edit

    Styled just for this shirt

    Pair with beige tailored trousers and white loafers for a smart-casual look.

    See all outfit ideas
    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 & Material
    • •Brand: M&S
    • •Heavyweight cotton fabric
    • •Boxy shape with dropped shoulders
    • •Round neckline and topstitching
    • •Relaxed fit for comfort
    Conscious Choice

    Pre-loved Alternatives

    View All

    Second-hand alternatives to the M&S Black Heavyweight Cotton Boxy T-Shirt on Vinted, Depop and other UK resellers.

    mixed 6 x High End 6 years Bargain Bundle
    Pre-loved
    mixed

    M&S Yellow Cotton T-Shirt - 6 Years

    £12.00
    Load More

    Similar Items

    View All

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

    Marks & Spencer M&S Pure Cotton Striped Relaxed Boxy T-Shirt Black Mix
    Marks & Spencer

    M&S Black Mix Cotton Striped Relaxed Boxy T-Shirt

    £12.00
    New Look Women's Premium Black Heavyweight Cotton Boxy Fit T-Shirt New Look
    New Look

    New Look Black Heavyweight Cotton Boxy T-Shirt

    £12.99
    New Look Women's Premium Black Oversized Heavyweight Cotton T-Shirt New Look
    New Look

    New Look Black Heavyweight Cotton Oversized T-Shirt

    £14.99
    New Look Women's Premium Black Heavyweight Cotton Relaxed T-Shirt New Look
    New Look

    New Look Black Heavyweight Cotton Relaxed T-Shirt

    £10.39
    Marks & Spencer M&S Linen Blend T-Shirt Black
    Marks & Spencer

    M&S Black Linen Blend Crew Neck T-Shirt

    £17.50
    Marks & Spencer M&S Pure Cotton Crew Neck Oversized T-Shirt Khaki
    Marks & Spencer

    M&S Khaki Pure Cotton Crew Neck Oversized T-Shirt

    £15.00
    New Look Women's Premium Black Heavyweight Cotton T-Shirt New Look
    New Look

    New Look Black Heavyweight Cotton T-Shirt

    £12.99
    Marks & Spencer M&S Cotton Rich Printed Shortie Set Black Mix
    Marks & Spencer

    M&S Black Mix Cotton Rich Pyjama Set

    £10.00
    Load More