Like their namesakes, Outdoor Research Crocodiles Gaiters have been around forever. The instep strap is replaceable, and an additional tab holds the front opening down, but otherwise they remain unchanged. The fitted design and durable, waterproof fabrics are as effective now as ever. 3 layer 70D Taslan Gore Tex leg section. 1000D Cordura boot section, lined with coated 8 oz. packcloth. 34 inch wide webbing and cam buckle top closure. 2 inch wide hookloop front closure. Hookloop shear tab prevents separation of front closure. Double needle stitching on hookloop front closure. Field replaceable, urethane coated nylon instep strap. Double riveted boot lace hook. Avg. weight: 8.9 oz.252 g size M, per pair.