It is in vent type on surface as coated with the special coating machine for track once fully mixed with the EPDM colorful granule and PU adhensive. It is using as featured in good leveling,ventilation,elasticity and rich color. It is awarded the certificate of ISO-9001:2000 quality assurance system. Minimum order: 500 sqm Payment:T/T,L/C Delivery port: Shanghai China Delivery time: According to requirement