Standard fit performance socks Fit & Design Airflow venting strategically helps keep you cool and comfortable Blister tab reduces hotspots Seamless toe Technology Hex tec socks come with performance breathability and moisture-wicking for a drier feel during intense activity Honeycomb arch support cradles your foot for a more comfortable step Additional Details One Purchased = One Donated: For each pair of socks purchased, Bombas donates a pair to those in need Machine wash cold on gentle cycle, only non-chlorine bleach when needed, tumble dry low, do not Iron, do not dry clean