KIDWISE PlayFall Playground Safety Surfacing Green Pallet of 40 Tiles - 2' x 2' Rubber Tiles (160 sq. ft.) 1.75" Thickness When kids play, they also fall, and that's where PlayFall comes to the rescue. The 1.75 inch thickness is suitable for a 4 ft fall height. 40 Tiles: Covers 160 square feet Slip resistant and minimal maintenance Conforms to ASTM standards Created from recycled rubber, PlayFall Playground Safety Tiles are durable, resilient and porous to allow free drainage.