HemingWeigh 3/4 Inch Non-Slip Anti-Fatigue Comfort Mat, Ergonomically Engineered, Non-Toxic, Highest Quality Material, Waterproof, 20 x 39 inches (Black) - (1 Pack) Reduces fatigue and discomfort while standing for long periods of time Textured, no-slip bottom to keep your mat in place, making it perfect for any type of floor. ( Office, kitchen, bathroom, garage, or any other room ) High density, low memory, solid foam core technology makes the mat comfortable and supportive at the same time Extremely high quality material makes it so the mat will not lose shape or leave foot indentations like other mats Ships flat, not rolled, so the mat will lay flat and won't be curled. - 1 Year Warranty