Summit Socks 37.5 Technology It also features a fabric

It also features a fabric that lifts off the skin to maximize ventilation and moisture-wicking capabilities

double-knit straps combined with soft

fast-wicking polyester fabric called C-Dry

This jerseys is UPF 50+ rated

Summit Socks 37.5 Technology It also features a fabricThe Summit Sock with the 6" cuff is our top of the line and lightest "thin" sock and features Repreve Sorbtek fiber. Made from recycled water bottles, Repreve Sorbtek fiber wicks and breathes exceptionally well. Other features include an imperceptible, no feel toe seam and 360 degree Aireator mesh weave venting. The Summit is a sock that every cyclist will want to have along for the ride. THE SPECS: 6 tall compressive comfort cuff No feel toe seam 360