... 15 days after received your advance deposits. polyester base cloth of asphalt felt 1)weight:120-300gsm/as per customized requirment2)specification:2 ... and reputureimpression Uniform light,traceless,white POLYESTER BASE CLOTH OF ASPHALT FELT The products are made of polyester fiber and anti-pull, High temperature ... ,anti-bacteria,anti-mildew,waterproof.It is a good materials of base fabric to made ...