The seat and lower leg areas are made of a durable 1800D material, with adjustable front and side waist straps, multi-row reinforced stitching, and 360 ̊ silicone grip, these pants offer a solid fit.If you are looking for something similar that goes inside the boot, check out the 4.5 Enduro Pant.If you are looking for a waterproof solution, check out the new 4.5 HydraDri pants. Pre-curved, adjustable over-the-boot fit  Multi-layer inner knee reinforcement with full grain leather for bike grip K.S - Internal Knee Brace System helps prevent knee brace wear and tear  Water and dirt resistant coated shell with stretch panels 3D molded, fully floating kneecap reinforcement for great fit 1800D heavy-duty seat and lower leg material reinforcement Material panels have multi-row reinforced stitching Side strap waist adjustment with Waist with 360° ̊ silicone grip  Leg pockets  Top Quality YKK Japan Zippers Reflective print