Burton Performance + Lightweight Compression SockMerino wool blend for wicking, breathability and comfortQuick-drying and odor-resistant polypropylene reinforced footbedChafe free toe seam Allover elastic supportErgonomic articulated left and right MotionFitSock lock reinforcements help to keep your heel from slippingLow-profile welted cuffDRYRIDE Ultrawick venting toe panel improves airflowPadded channels alleviate pressure and increase comfort