Sock Height: Over-the-Calf Sock Cushion: Full Cushion Bryan Iguchi designs by Smartwool Indestructawool™ technology for enhanced durability 4 Degree™ elite fit system for a dialed-in, performance-oriented fit Body-mapped mesh zones for added breathability Wider welt for secure fit and comfort Virtually Seamless™ toe for enhanced comfort Smartwool Snowboard Iguchi Full Cushion Merino Socks Mens