These Vacuum Chamber Pouches from VacMaster are constructed of high barrier 3-mil material and provide optimum freshness and a positive reliable seal. These nylon / polyethylene pouches are puncture resistant and extend the shelf life of food products. They can be frozen, refrigerated, microwaved or boiled and are BPA free and FDA approved. These pouches work in conjunction with any chamber machine, but are intended for use with all VacMaster VP Series Chamber Vacuum Sealers.Model #: 30721 Material: Nylon / Polyethylene Color: Transparent Extends Shelf Life Of Food Products Puncture Resistant Can Be Frozen, Refrigerated, Microwaved Or Boiled BPA Free FDA Approved Intended For Use With All VacMaster VP Series Chamber Vacuum Sealers Not For Use With Suction Type Vacuum Sealers Width: 6″ Length: 10″ 219143