Has Three Layers for waterproofing and excellent comfort.
Outside Layer: Nylon & Lycra Spandex
Middle Layer: Waterproof MVT
Moisture Vapor Transpiration (MVT); allows perspiration to escape while not allowing water to come in.
Inside Layer: Dupont's Coolmax Yarn
This combination provides a soft, flexible, stretch-to-fit sock suitable for a whole lot of uses.
The seamless design provides the ultimate in action performance and comfort.
(Seal Skinz recommends Wigwam Coolmax Socks as a liner)