This is a kind of strong and tough, excellent transparency of the bidirectional contraction of the thermal contraction film, in the packaging process shrinkage rate is stable, balanced, after the completion of packaging soft corners, toughness, resistance to low temperature, will not harden, effectively protect the packaged goods.In the use process will not produce harmful gas, and can adapt to the majority of automatic, semi-automatic packaging machinery requirements, is an economic and affordable products.