Ultra-lightweight and guaranteed chafe-free every time. 

We cannot exchange or refund any opened underwear due to hygiene reasons

• World's lightest full-leg running underwear at under 40 grams
• Designed by runners - no inner thigh seam and super smooth stitching
• Highly breathable and wicking to keep you cool and dry
• Stay comfortable all day long with fitted 3D stretch
• Performance waistband and 6" inseam for full leg protection
• No chafing or your money back
  
• 85gsm Italian blend - 90% polyamide / 10% elastane
• Removed the front inner leg seam, a high-risk chafing area
• Reverse merrow stitch for a "barely there" seam feel
• Tapered leg and more elastic leg hem to stay put
• Waistband seam moved off-centre back to prevent coccyx rub
• Adjusted the sizing for a truer fit