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 Our Commandos have been extensively tested in tropical Hong Kong conditions and is guaranteed chafe-free. If you experience any chafing in your Commandos, send us a photo and we'll refund you 100%, no questions asked! We use Asian sizing, which can be up to half a size smaller than western sizing (size guide here). *Based on customer feedback, we have recently switched from bonded to sewn elastic leg seams for better comfort.