Cross Back Sports Bra

Cross Back Sports Bra

Engineered with purpose. Worn with confidence

Regular price £18.99 GBP
Regular price £0.00 GBP Sale price £18.99 GBP
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Shipped by GymBum UK

Color
Size

Size chart

    GymBum UK Size Guide

    🧡 GymBum UK Sports Bra Size Guide

    Size Chest (inches) Underbust (inches)
    XS 33 ⅛ 27 ½
    S 34 ⅝ 29 ⅛
    M 36 ¼ 30 ¾
    L 39 ⅜ 33 ½
    XL 42 ½ 36 ¼
    2XL 45 ⅝ 39
    3XL 48 ⅞ 41 ¾

    🧍♀️ Women’s Activewear

    UK US EU Asian Tops / Bras Leggings / Shorts Trainers (UK/EU/US)
    4–6 0–2 32–34 S XS XS 3.5 / 36 / 5
    8–10 4–6 36–38 M S S 4–5.5 / 37–38 / 6–7.5
    12–14 8–10 40–42 L M M 6–7.5 / 39–40 / 8–9.5
    16 12 44 XL L L 8–8.5 / 41–42 / 10–11
    18 14 46 XXL XL XL 9–9.5 / 43–44 / 11.5–12

    🧍♂️ Men’s Activewear

    UK US EU Asian Tops / Hoodies Shorts / Joggers Trainers (UK/EU/US)
    S S 46 M 36–38" Chest 30" Waist 6–7 / 39–40 / 7–8
    M M 48–50 L 38–40" Chest 32–34" Waist 8–9 / 41–42 / 9–10
    L L 52 XL 42–44" Chest 36" Waist 10 / 43–44 / 11
    XL XL 54 XXL 46–48" Chest 38" Waist 11 / 45–46 / 12
    XXL XXL 56 3XL 50–52" Chest 40–42" Waist 12–13 / 47–48 / 13–14

    🧵 Fit Notes

    • Asian sizes typically run 1–2 sizes smaller than UK sizing.
    • For a performance fit, choose your regular UK size.
    • For a relaxed fit, size up.
    • Measurements are approximate and may vary slightly by fabric and style.

    Fit Tip: Some of our activewear follows Asian sizing (approx. 1–2 sizes smaller than UK). Refer to the GymBum Size Guide for accurate conversions.

    Elevate your workout with our Cross Back Sports Bra, designed for women who love both style and comfort. Made from a breathable blend of nylon and spandex, it offers quick-dry performance to keep you fresh during any fitness session. The twist low chest design adds a flirty touch, while the fixed, widened cross-back straps provide excellent support without restricting movement. Available in white, black, pink, and blue, and sizes S, M, and L, this bra is perfect for those who want to feel confident and comfortable whether at the gym or on the go. Choose your favorite color and size to match your mood and outfit, and enjoy a fit that moves with you. Whether you're powering through a tough workout or running errands, this sports bra combines function and fun effortlessly.

     

    FREE UK Shipping on Orders £50+

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    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    Meet Jess — Your Daily Motivation

    Real Training. Real Results.

    Jess represents everything GymBum stands for — hard work, positivity, and consistency. Whether she’s training outdoors or smashing a session in the gym, she puts our activewear through the real test: everyday movement. If she loves it, you will too.

    Meet Chloe — Strength with a Smile

    Your Inspiration for Everyday Training

    Chloe brings energy, positivity, and real dedication to every workout. Whether she’s lifting in the gym or running Scotland’s trails, she pushes our GymBum activewear to its limits. Her natural, confident style perfectly reflects what GymBum stands for — feel good, move strong, and become the best version of yourself.

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