Gorilla Grip durability: We stand behind our products. Premium strength materials will not break down or compress over time. Strong, durable support for kitchen, office, laundry and high traffic areas. Not all mats are created equally: beautifully designed, extra thick 3/4" Ergonomically engineered Gorilla Grip mat features Highest-grade foam to eliminate pressure and provide superior support over long periods of time. Safe choice: Lifetime no questions asked . Non-toxic, prop 65 Compliant, and phthalate free. Textured surface and advanced beveled edge design helps prevent slipping and tripping. Easy to clean waterproof material can be vacuumed or wiped with a damp cloth.