bed mattress pe film the grammage:18gsm color:white,skin usage:it's the dedicated materials for Band-Aid bed mattress pe filmmaterial.....................polyethylenemedical bandage pe filmweight....................... 55 gsmwidth.........................<2300mmthickness....................70 miccolor:white,skinProperty:1. the film is non-toxic and tasteless;2. does not contain heavy metals (lead ...