Inside dimentions: 3 x 4 (below the flap). 400 Units of the Clear Cellophane OPP Bag.Have no pores using flat knife technology, international knife edge crimping,The edges are neat.The clear resealable bags are good for sealing, easy to open and close.Good tightness of them will help to prevent water, dust and grease. keep your treats fresh and life is longer.Each cello bag contains a widened adhesive sealing strip, self sealing and no need twist ties, can seal tightly and keep your food fresh longer.By peeling and removing the adhesive strip, the clear bags become sealable in seconds. Our resealable adhesive allows you to easily reseal any opened clear sleeves.100% Food Cello Bags : These clear cellophane bags are made of oriented polypropylene material.they are non toxic, tasteless, strong and environmentally friendly.Can meet your different packaging needs.The transparent material can clearly see the storage state of food and snacks. It is used for packaging biscuits, candies, and clothes. It is very professional and beautiful.Wide application: The different size of these clear cello bags provide more choice for you to storage items and it perfect for home, school and office to use.Such as storing arts,crafts,candle,jewelry,cards,soap,photos, prints,cookies,chocolates , party favors and varieties of snacks.It's a must have for home and office.It is perfect for companies and sellers who are selling merchandise like handmade goods, jewelry, artworks and soaps.Great service: No matter you have any questions during the process of purchasing these self seal bags, please do not hesitate to contact us. We have professional customer service to answer your questions until they are solved.