Technical Specification: Materials: PA/PE Film Structure : LLDPE/ Tie / Ny/ Tie/ LLDPE ( 5 Layers) Grade : Food Grade Seal line dimension (Bottom Sealing):10mm(5mm+5mm)double sealing Bag Size(WxL) in inch : 16"x18" , 19"x27" , 23"x31" ( Suitable for packaging for 5Kg, 10Kg, 20Kg, 25Kgs, 25Lbs,50Lbs food items.) Thickness : 160 µm & 175 µm Also Available for Customized size & Thickness Film Appearance: transparent (Natural) , Milky White Applications: These Vacuum bags are suitable for vacuum packaging of granular food materials, such as: oilseeds, beans, peanuts kernel, cashew nuts, pulses, grains, etc. Vacuum packing with these polyethylene bags can effectively extend the shelf life of food and avoid moisture and insects. Function & Features: �· All vacuum bags are made of food grade, non-toxic, tasteless, environmental protection raw materials, no adhesive, residual solvent or metal residual, suitable for various kinds of foodâ??s vacuum packing and long-time storage. Good oxygen barrier property, no generated static electricity, good puncture resistance and tear resistance. Moisture Proof, anti-oxidation, high temperature resistance. Colorless, acid resistant, alkali resistant, oil resistant.