Simms Men's Guide Guard Wading Boot Socks - When it is hot outside, there is nothing more refreshing than wet wading. Forgo the waders but still keep your feet protected and comfortable in your boots with the Guide Guard socks. Designed with cushy 3.5mm neoprene. Built for the long haul, durable textured nylon helps these socks stand up to aggressive tromping season after season. Improved design for easier on and offAntomically correct left and right3.5mm neopreneDurable textured nylonSizing: S: 7-8, M: 8-10, L: 10-12, XL: 12-13Style: 12192