disposable aluminum foil insulation bag all kinds of food preservation cooler bag takeaway insulation refrigerated bag thickened heat insulation

2mm thick 3mm thick

flat mouth 15 width * 20cm flat mouth 20 width * 20cm flat mouth 20 width * 25cm flat mouth 20 width * 30cm flat mouth 25 width * 25cm flat mouth 25 width * 30cm flat mouth 25 width * 35cm flat mouth 30 width * 30cm flat mouth 30 width * 35cm flat mouth 30 width * 40cm flat mouth 35 width * 35cm flat mouth 35 width * 40cm flat mouth 40 width * 40cm flat mouth 40 width * 45cm flat mouth 40 width * 50cm flat mouth 50 width * 50cm