Rubber-Cal"Dura-Chef Commercial Interlock" Anti-Fatigue Rubber Matting, 1/2" x 36" x 36", Black - 8 Pack Interlocking drainage tiles are very easy to install Available in a 1/2" thickness for increased kitchen comfort Each 3ft x 3ft interlocking tile features circular drainage holes Durable commercial kitchen mats made from reclaimed rubber In addition to kitchens, they can be used in bars, spas, flower shops, and more