Injinji Men's Sport Original Weight Micro Performance Toe Socks nylon Imported ULTIMATE COMFORT  Whether youre running errands around town or hitting the gym, you want your feet to feel good all day. The Injinji Sport socks are designed to support and comfort your feet, so you can get to work. BLISTER PREVENTION  The 5 toe sleeve design incorporates CoolMax fabric, forming a soft, anti-friction layer to prevent skin-on-skin contact, minimizing blisters and chafing. MOISTURE MANAGEMENT  Superior fiber construction, a blend of CoolMax, Lycra, and nylon, wick away moisture to keep your feet dry and comfortable. PROPER ALIGNMENT  True anatomical fit, as well as the 5 toe design, allow your toes to splay naturally, harnessing the foots natural mechanics for better balance and stronger feet. PRODUCT SPECIFICATIONS - Available in adult unisex sizes Small, Medium, Large and XL - Please refer to size chart. Please note that Injinji products cannot be shipped internationally.