The Penny Grip Sock delivers essential stability in a minimal design. Featuring a secure top band, below-ankle profile, and TAVI's signature grip technology, this sock provides reliable traction in organic cotton comfort Non-slip grip soleHygienic alternative to bare feetSupportive arch bandGOTS certified organic cotton Fabric + CareColor : TinderOur socks are made with the softest, GOTS certified organic cotton. This international textile production certification is the toughest organic textile standard & includes every step of manufacturing, from ensuring there are no toxic substances to overseeing how employees are treated. 73% Organic Cotton14% Nylon7% ElastaneGrip Sock Care Tips: Flip them inside out before washingUse a gentle, cold water wash settingSkip the fabric softenerLet them air dryTo protect your new socks, please use scissors to carefully cut off the tag. Pulling or tearing the tag may damage the fabric or stitching, so a gentleapproach ensures long-lasting wear