Lang Foam Kneeling Pad – Medium (5-Pack). Size: 10” x 19”. Closed cell foam laminated with orange in the middle of two black layers. Will not breakdown under harsh chemicals, including oils used in the automotive/aircraft industry. Lang Foam Kneeling Pad is an aid for comfort and cleanliness when kneeling, sitting or lying on hard surfaces such as garage or home floors, gardens, patios, driveways, etc. The fine cell structure resists grease, oil and dirt. Easily cleaned with water, lightweight, and easy to transport, store, or hang up.