More details: The rubber tile group can be madeof1-2mm rubber granule ,rubber silk or both mixed . If choose the mixed rubber grains and rubber silk,the tension of rubber tile is stranger.Even if to pave the training place of horses,cows and other animal,the rubber tile will not break.At the same time,because it is interlocking,you will do not worry about the installment. Packing :by pllet or as clients' requirment.