Boyshorts revolutionised - guaranteed chafe-free, ultra lightweight and full protection.
- World's lightest full-leg running underwear at under 35 grams
- Designed by female runners for a comfortable gender-specific fit
- No chafing or your money back
- 5" inseam for full leg protection and no inner thigh seam
- Stay comfy all day long - fitted 3D stretch and highly breathable
- Elastic leg seams help prevent riding up
- Reverse merrow stitching for a "barely there" seam feel
- 85gsm Italian blend - 90% polyamide / 10% elastane
"So light, so thin ... my bum thanked me every time" - Ultra168
T8's Commandos have been extensively tested in tropical Hong Kong conditions and are guaranteed chafe-free. If you experience any chafing in your Commandos, send T8 a photo and they'll refund you 100%, no questions asked!
NOTE: T8 uses Asian sizing, which can be up to half a size smaller than western sizing.
NOTE: T8 uses Asian sizing, which can be up to half a size smaller than western sizing.
Calculate your own measurements, then select your product size
ORDER SIZE | WAIST (CM) | WAIST (INCH) |
---|---|---|
XS | 61 - 66 | 24 - 26 |
S | 66 - 71 | 26 - 28 |
M | 71 - 76 | 28 - 30 |
L | 76 - 81 | 30 - 32 |
XL | 81 - 89 | 32 - 35 |
Help other users shop smarter by writing reviews for products you have purchased.
Shop With The Trail Running Experts

Your purchases give back
We donate 1% of our gross sales to approved environmental non-profit organisations, every year.
Help From
The Experts
Our team are knowledgeable and friendly. Visit us in-store or call us for help.