This Large Size Kneeling Pad is designed for kneeling on multiple jobsite, indoor or outdoor. Such as cold ground, steel surface, concrete, dry or wet surfaces. It provides comfort as well as knee protection for static kneeling situations. Made with thick NBR with closed cell foam which will keep its shape over time and won't absorb liquids. The durable closed-cell foam is resistant to oil and water, in the garage, the garden or at home. Helps protect against common knee injuries on the job by supporting knees and joints.