They lock securely together, allowing for simple, adhesive-free installations.
Goodyear "ReUz" Rubber Tiles -- 6mm x 20" x 20" - Tan/White Speckle - 16 Tiles (4 x 4 Packs) Since these interlocking mats are made from recycled rubber, they have enhanced durability, and hold up well against UV rays, ozone, and other outdoor conditions. The Goodyear Tire “ReUz” modular tiles are available in Black, Blue/White Speckled, Tan/White Speckled, and White Speckled color options. These interlocking flooring tiles are shaped much like puzzle pieces, fitting together like a giant jigsaw puzzle to fill a space of any size. The greatest advantage of interlocking rubber mats is how easy they are to install.