Premium Material: These A5 cellophane bags are made of 100% oriented polypropylene(opp), high transparency and not easy to tear. Odor-free, non-toxic and sturdy, suitable for daily packaging, display storage and protection. Resealable : These self seal bags have an easy one-touch seal for smooth opening & closing. With its sealing strip design, it can be re-adjusted to any size. Provides a professional and attractive look while keeping out moisture, dust and mildew. Easy to Use: The self-adhesive designed to provide a more tight seal. It's very easy and convenient for you to seal and open repeatedly. Clear self sealing bags are light and foldable, which makes them easy to store anywhere. Variety Of Uses: Clear cello bags are great for postcards, pictures, art & crafts, gifts, prints, cookies, treats and other daily use or special occasions like Christmas, wedding, birthdays and so on. Customer Service: If you have any questions about our products, please feel free to contact us and we will be happy to solve any problems you may have!