Zip-Zag Brand Bags are a purpose made, re-sealable plastic bag manufactured using a specialized plastic and patented ‘Dual Lock’ zipper system.The result is a tough, re-sealable and 100% reliable storage bag with an oxygen transfer rate 400 times lower than the leading zip lock bags.Zip-Zag Brand Bags are the only re-sealable plastic bags that work at a molecular level to guarantee that goods stay fresh and aromas stay safely locked inside. The perfect storage accessory!Reusable with extra strength airtight zipperHeat sealablePuncture resistant plasticMany uses including storage and transportation of food, chemicals, toiletries and other perishable itemsLocks in flavours and aromas