Simms Flyweight Neoprene Wet Wading Sock Technical wet-wading socks for use with Simms Flyweight Wet Wading Shoe and other wading shoes. Thinner than the Simms Guide Guard socks * Built-in gravel guard sheds water, gravel and muck * Silicone print grip inside gravel guard to help keep it in place * Reinforced lace hook keeps guard from lifting in strong currents * Mid-calf height * Machine wash & dry. See garment label for details. FABRIC TECH: 2.5mm Airprene Underfoot; 2.5mm Neospan Upper ITEM #: PG-13150