... ~ 5 weeksCertificationCE, ISO13485FOB PortShanghai, ChinaWatertight PVC bottle cooler bag Bottle Cooler bag lowers the temperature through physical cooling, ... can, soft drinks, coca cola, etc . Composition: 750ml PVC bottle cooler bag is made of high molecular polymeric material Gel ... composite PVC,composite TPU,composite PE,composite EVA). 750ml PVC bottle cooler bag 1, Neccessarity as a good assistant ...