ErgoKneel kneeling mats and pads are made of heavy, resilient, closed-cell foam. ErgoKneel featuring a thick 1" foam guarantees comfort while kneeling or standing and will not compress over time. Resistant to most oils and chemicals. The larger mat has beveled edges that helps prevent slips and trips. When protecting knees and feet ErgoKneel mats and pads may be the ideal solution for anti-fatigue.