The DeWALT all-terrain cap design kneepad is engineered with air cushion chambers which provides stability and protection even over rough surfaces. The accordion-style upper knee cover keeps your knees in place without restricting your movements. The gel technology and our thick foam wraps your knees for lasting comfort even after long use. The fabric lining keeps your knees comfortable all day long. The rubber fastening system with knobs offers you comfort and an easy and quick adjustment. Button & Loop Fastener. System with Flexible Rubber Straps. One size fits all. Gel Technology and Thick Foam Padding. Neoprene Fabric Liner. Accordion-Style Upper Knee Cover. Full-Size, All-Terrain Cap Design Engineered with Air Cushion Chambers