The ProFlex 350 Gel Foam Knee Pads are cushioned with NBR foam and EVA foam padding for all-around protection, support and stability. For long-lasting use on the toughest worksites, these pads are made with a 1680D ballistic nylon shell and an abrasion-resistant 420D nylon rubber cap. Featuring an abrasion-resistant 420D nylon-rubber soft cap, these knee pads offer tremendous grip without damaging delicate surfaces. A stretchable neoprene strap with large hook & loop closure se