... ). 1-3mm for Sandwich running track,. ( The popular color: YH0101 Red) (3). 1-4mm for Full Pour running track. ( the popular color ... 's playground surfaces / Multi-purpose sports fields (the popular color: Red, Green, Blue, Orange, Yellow, Purple, Beige,etc.) (6). 1-3mm ... for Rubber tiles/rolls. ( The popular color: YH0101 Red, YH0102 Green, YH0106 Blue, YH0108 Orange, YH0109 Yellow, YH0117 Light ...