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Stay cool, comfortable and on the move with the MN Active Cap. Designed for training, running and everyday wear, this lightweight cap features breathable ventilation holes and an adjustable Velcro strap for a secure fit. The full curved brim provides sun protection while the 3D rubber logo adds a bold athletic finish. Perfect for active lifestyles, the MN Active Cap combines function, comfort and style in one sleek design.

Product Features

  • One size
  • 5-panel hat design
  • Adjustable Velcro strap for a personalised fit
  • Embroidered ventilation holes for breathability
  • Lightweight active ripstop fabric
  • 3D rubber Muscle Nation branding
  • Full curved brim for coverage and comfort
  • 100% polyester

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

MN Active Cap - Thunder | MN Generation