JAM Paper cello sleeves with self adhesive closures are made out of smooth, high quality, clear cellophane plastic. This pack contains an even total of 100 sleeves. Each one opens on one of the shorter ends and features a straight flap with a reliable, easy-to-use, self-adhesive peel and seal closure. If you are a maker and seller of homemade cards, these sleeves are excellent for packing and displaying your product. They are also great for keeping keepsake cards or letters safe in storage.Details:ClearAvailable in multiple sizes100 envelopesCellophane plastic