Playground Surfacing Tiles are made of recycled tire rubber. Self-aligning, interlocking design allows fast, accurate installation and requires little maintenance when finished. Slip-resistant,-permeable tiles absorb impact. Choose from a range of colors. Customize playgrounds with hopscotch, alphabet, number, and animal squares. Accessories include wedges, half tiles, and wheelchair ramps. Tiles are available on GSA Contract No. GS-07F-8054B.