The ProFlex 391 XL Foam Kneeling Pad is a portable solution for comfort in a variety of static kneeling applications. Increase productivity and prevent common knee injuries with this pain-free kneeling pad. Made with a thin but high-density nonconductive nitrile rubber (NBR), this kneeling mat will not compress over time—protecting knees against hard surfaces for extended periods. A water- and petroleum-resistant construction means it won’t absorb liquids, keeping you comfortable and