Idealux 3 layers laminated Stand Up Coffee Bag with valve ,Square Bottom Stand Up Coffee Pouch Bag Why to choose stand up coffee bags with valve? As you know many food,like roasted coffee bean will exhaust carbon dioxide.Carbon dioxide will destory your pouch after long time storage easily.The unqiue one-way breathing valve make excess gas flows from the inside to the outside without returning gas,keeps the coffee beans, roasted coffee and food fresh, transport and store without worry,keeping food fresh at all times. To preserve your beans’fresh roasted flavor and taste of your coffee, store them in Idealux valved coffee bag.Idealux 3 layers laminated Stand Up Coffee Bag is ideal to keep your home roasted coffee fresh, keep in small pack, share with friends or preserve your bulk purchases frozen with this high barrier gusset stand up pouches. The one-way valve lets excess air get squeezed out, but doesn't allow it back in. Keeping air and moisture out to prolong your dried food. The thick foil and LLDPE layers provide UV protection for keeping everything fresh. Even your darkest oily roasts won't soak through these bags. Heat seal the flaps for a professional look. Accessible with a side tamper proof zipper. This bag is attractive, retail-friendly gusset stand up design can be embellished with personalized logos and labels. MATERIAL : Matte Metallic film BOPP foil + PET aluminum foil + PE Color: White,Black,Brown for choose SIZE and Capacity: 1)50 pcs of flat bottom stand up pouch bag. 7.87 x 5.31 + 2.76 inches or 200 x 13.5 + 70 mm (Height x Width + Flat Bottom Gusset). Suitable for 250g / 8oz / ½lb coffee bean ,coffee grounds. 2)50 pcs of flat bottom stand up pouch bag. 10.6 x 5.31 + 2.96 inches or 270 x 13.5 + 75 mm (Height x Width + Flat Bottom Gusset). Suitable for 500g / 16oz / lb coffee bean,coffee grounds. QUANTITY : 50 pcs STAND UP AND SEALED BY EIGHT SIDES WITH SQUARE BOTTOM The coffee pouch sealed by eight-side, Square bottom stand up design. Combine with 3 layers thick laminated material,it makes the ziplock bags stable in standing ,elegant and high end in look.When you fill in foods,it Make your full of third-dimensional sense. THREE LAYERS FOOD SAFTEY LAMINATED MATERIAL & DEGAS VALVE AND HEAT SEAL ZIP LOCK DESIGN THREE LAYERS FOOD SAFTEY LAMINATED MATERIAL,It consists of 3 layers, matte metalic film BOPP foil+PET aluminum foil+PE.The outlayer thick matte metalic Bopp film provide durability and protects inner contents from UV and water vapor damage.Metalic film also make the coffee bags in high end look.The middle PET aluminum foil waterproof,Oxygen resistance, offers an excellent aluminum barrier to protect against moisture and air.The inner layer PE function is anti-corrosion,pollution-free.All of those function make the stand up pouch possible for your food to remain dry,freshness and safe to eat. DEGAS VALVE AND HEAT SEAL ZIP LOCK DESIGN,As you know many food will exhaust carbon dioxide when storage.Carbon dioxide will destory your pouch easily.The unqiue one-way breathing valve make excess gas flows from the inside to the outside without gas back in,keeps the coffee beans, roasted coffee and food fresh,transport and store without worry,keeping food fresh at all times.The Heat Seal Zip-lock can make kitchen gathering expediently and smell proof. HEAT SEALING AND LABEL SUPPORTED These bags can be sealed with an heat sealer to prolong the life of any product. These bags are the perfect packaging for selling or sampling products. You can put your own brand label on the surface.Solid panels provide an open space for customized branding and product labeling.Printable on both sides or put on sticker for your personalized labeling.Our products are reusable and recyclable. HOUSEHOLD AND COMMERCIAL USE Household: suitable for packaging various products, including kitchen ingredients, food and other daily necessities.Use them to pack birthday parties, wedding favors, Christmas, Halloween goodies.Commercial: It's ideal for packaging various food including all kind of nuts, coffee beans, roasted coffee,dried fruit, candy, cookies, tea, dried foods, snacks, beans, seasonings, grain, jerky, confections, chocolate, herbs and more. Recommend Use Coffee Bags with Impulse Heat Sealer NOTE for Heat sealer the paper bag flaps. The coffee bag was made by thickness 3layer laminated material,pls choose normal or big power Heat sealer! Manual measurement, please allow little size errors.