the one-way pressure-relief valve: IT IS MADE OF 100% NEW PE MATERIAL FIT FOR COFFEE BAG KEEP THE COFFEE FRESH
the one-way pressure-relief valve:Model Number: V2Material:100%new PE materialIndustrial Use: Food Use :Coffee Feature :Security Surface Handling: Hot Stamping Colour: Clear Diameter :17mm Thickness: 4mm MOQ:50,000pcsPackaging:10000pcs/carton or 20000pcs/cartonMeas:30x20x21.5cm or 38x25x25.5cmFeedback:It is our goal that your satisfaction is 100% complete. If for any reason you are not completely satisfied with our products please contact us via telephone or email ASAP.
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the one-way pressure-relief valve
