Apex Seamless Gymwear

Apex Seamless Gymwear

Engineered with purpose. Worn with confidence

Regular price £24.99 GBP
Regular price Sale price £24.99 GBP
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Shipped by GymBum UK

Size chart

    GymBum UK Size Guide

    GYMBUM UK®

    Size Guide


    1️⃣ Women – Sports Bras

    Measure Yourself

    For accurate sizing, keep the tape measure level and parallel to the ground.

    Bust
    Measure around the fullest part of your chest.

    Underbust
    Measure directly under your bust where the bra band sits.


    Body Measurements (Inches)

    Size Bust Underbust
    XS 33–34" 27–28"
    S 34–36" 28–30"
    M 36–38" 30–32"
    L 38–40" 32–34"
    XL 40–43" 34–36"
    2XL 43–46" 36–39"
    3XL 46–49" 39–42"

    Between sizes?
    Size up for a more comfortable fit.
    Size down for a more compressive performance fit.


    2️⃣ Women – Tops & T-Shirts

    Body Measurements (Inches)

    UK Size Bust Waist
    4–6 31–33" 24–26"
    8–10 33–36" 26–28"
    12–14 36–40" 28–32"
    16 40–43" 32–34"
    18 43–46" 34–37"

    3️⃣ Women – Leggings & Shorts

    Body Measurements (Inches)

    UK Size Waist Hips
    4–6 24–26" 34–36"
    8–10 26–28" 36–38"
    12–14 28–32" 38–42"
    16 32–34" 42–44"
    18 34–37" 44–46"

    4️⃣ Men – Tops & Hoodies

    Size Chest Waist
    S 36–38" 30"
    M 38–40" 32–34"
    L 42–44" 36"
    XL 46–48" 38"
    XXL 50–52" 40–42"

    5️⃣ Men – Shorts & Joggers

    Size Waist
    S 30"
    M 32–34"
    L 36"
    XL 38"
    XXL 40–42"

    Fit & Sizing Notes

    • Some styles follow Asian sizing and may run 1–2 sizes smaller than standard UK sizing.

    • Refer to each product description for specific fit details.

    • Measurements may vary slightly depending on fabric and cut.

    Step up your fitness fun with the Apex Seamless Workout Gym Set, designed to keep up with every move you make. Made from breathable nylon, this sleeveless two-piece set includes a yoga bra crop top and matching pants that fit true to size for hassle-free comfort.

    Whether you’re flowing through yoga poses or rocking athleisure looks, enjoy the benefits of anti-pilling, anti-shrink, quick-dry, and thermal features that keep you fresh and cozy.

    The ribbed texture adds a cheeky lift and shapes your hips for a flattering silhouette, making this set your new go-to for style and performance with a playful twist.

    UK Size Label Bust (cm) Waist (cm) Hips (cm)
    UK 8 S 80–86 62–70 82–90
    UK 10 M 86–92 70–78 90–98
    UK 12 L 92–98 78–86 98–106
    UK 14 XL 98–104 86–94 106–114

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    FREE UK Shipping on Orders £50+

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    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