... request 4 closure: Ziplock, seal bag ESD Moisture Barrier Bag/ Heat Seal Aluminum Foil Bag Harmless and antibacterialMoisture proof, prevent leaksfood grade, environment friendly, moisture proofSize can ... for packaging of electronics, communications, defense, food packaging, and other productsQuotationAccording to material, size, thickness, bag type, printing color, and quantityPayment Terms ...