he cushioning on the entire Performance Hike Full Cushion Crew sock provides added protection and warmth for those chillier hikes. This year’s sock offers Indestructawool™ technology with extended durability zones for a stronger, longer-lasting sock. Add in the smoothed-out toe seams that enhance in-shoe fit and comfort, and you know your trek will be more enjoyable than ever. So get out and get moving on those trails!