HIKING BOOT LACES - MT. HOOD BLACK - 48 INCHES - WATERPROOF Two 48 Inch Laces. Strong Polypropylene material - Redesigned tips of flexible Polyolfin - Heat shrunk for permanet fit National Leash is the sole distributor of this product - Look for the yellow banded trademark This is one tough lace - Made in USA by veteran owned company. Very strong - Great knot holding power - WATERPROOF This special lace material is manufactured specifically for National Leash