IncStores - 3/4" Soft Rubber Interlocking Gym Tiles (Blue Fleck, 10 Tiles) - Perfect mats for home gyms, Insanity, P90X, aerobic, cardio, and plyometric workouts Recycled rubber (top), Closed cell EVA foam (bottom) Imported Shock absorbent and slip resistant Two detachable edge pieces allows any tile to be a corner, border or center Backed by a 1 year limited warranty Made from non-recycled, non-toxic, lightweight, and durable high density closed cell EVA foam Foam tiles may fluctuate by color and thickness