Cong high-grade gold kraft ziplock visual specifications: 14 cm (width) * 20 cm (total length of the bag) bottom +4 cm Width Thickness: 14 Silk Quantity: 1 starting material: kraft paper + PE Material Advantages: tear, self seal , easy to open, resealable, sealing well. Excellent "trade description" sealing performance, high barrier, oxygen permeability ultra low humidity, moisture stain of radiation corrosion, strong mechanical properties, high blasting performance, strong anti-puncture tear resistance, high temperature resistance, low temperature elegant appearance, noble and practical. This product can be used to hold a variety of powder powder, dried fruit, tea, herbs, medicine, whole grains, chemical products, snack foods, decorations, underwear material, electronic components and so on! All with food grade new material produced by the food quality and safety certification, non-toxic and tasteless, can be loaded food bag is strong, and tensile strength, abrasion.