Rubber-Cal"Puzzle-Lock" Interlocking Basement Flooring - 3/8x20x20inch, 25Pack, 68 Sqr/Ft - Black Mats Ultra durable rubber tiles ideal for gym, fitness and other floor protection applications An easy Do It Yourself and super fast installation with this interlocking rubber tile The smell of vanilla is added to make the tiles less rubbery making for a consumer friendly floor These rubber flooring tiles are available in hard to find earth tone colors This rubber floor is made from synthetic, recycled, and reclaimed rubber materials