1 / 7

Awesome style and size. High quality material, zippers and lots of handy compartments!

With a spacious main compartment, shoe compartment, inside main compartment zipper section, two shaker or drink bottle holders (net areas), and two smart and handy exterior side net sections, you are going to love this gym bag!


- Main large compartment
- Wallet, phone and key net compartments
- Interior shaker / bottle holders (net areas)
- Shoe compartment
- High quality zippers
- Double panelled interior lining
- Adjustable, reinforced padded shoulder strap
- 52cm (L) × 28cm (H) × 30cm (W)

Caring for your Muscle Nation Gym Bag: Please do not machine wash or tumble dry. We recommend using a clean, damp cloth to gently remove dirt or marks. Please avoid harsh cleaning chemicals, bleach and stain removers to maintain the colour. 

Sizes below are approximate. Compare with a garment you already own and like. If between sizes, size up for a relaxed fit or down for a tighter fit.

SizeUSWaist (in)Waist (cm)
XXS024–2561–64
XS226–2766–69
S428–2971–74
M630–3176–79
L832–3481–86
XL1035–3789–94
XXL1238–4097–102

How to measure

  • Waist: measure around narrowest part of waist.
  • Hips: measure around fullest part of hips and bum.
  • Inseam: measure inside leg from crotch to ankle.
  • Chest: measure around fullest part of chest.

Fit tips

  • Compression pieces should feel snug but not restrictive.
  • Training tops and tees are designed for movement.
  • For a looser feel, go one size up.

Returns

We hope you love your new items! If you're not 100% satisfied, return within 30 days for a full refund or exchange. Sale items are final.

Shipping

  • US — Free over $130, otherwise $9.99
  • NZ — $10.00
  • USA / UK — $12.00
  • Europe — $14.00

Reviews

4.8★★★★★Based on 128 reviews
  • ★★★★★

    Excellent quality

    Honestly the best gym apparel I've owned. Fit is true to size and the fabric holds up after dozens of washes.

    Sarah M. · 12 Mar 2026

  • ★★★★★

    Worth every dollar

    Bought two more in different colours after the first one. Comfortable for lifting and running.

    Daniel R. · 28 Feb 2026

  • ★★★★

    Great fit, slightly long

    Love the cut and the colour is exactly as pictured. Length runs a touch long for me but otherwise perfect.

    Priya K. · 14 Feb 2026

  • ★★★★★

    MN never disappoints

    Quality is on par with my other MN Generation pieces. Shipping was fast and packaging was on point.

    Marcus T. · 02 Feb 2026

Duffle Bag - Black | MN Generation