Forged with an abrasion resistant mix of nylon and spandex for extra malleability for increased footwear compatibility, the Flex Tex II GaitersTM are optimized for alpine environments for the dedicated mountain adventurer. Water resistant, ventilated, lightweight boot. Movement Mirroring stretch. 1 wide hook and loop front closure. Top and bottom shear tabs for secure front closure. Reinforced boot lace hook. Durable BioThaneAR instep strap. Fabric: 92% nylon, 8% spandex stretch woven. Avg. Weight: 119 g 4.2 oz. Imported.