These A1 Clear Plastic Envelope Sleeves fit note cards, thank you cards, and much more. The envelopes are designed to fit a single card and envelope, but can accompany up to 2 cards and envelopes. Clear plastic mailing sleeves can be used as a package for your cards or as a protective sleeve. Whichever way you use these plastic envelopes, they do the job! A1 Clear Plastic Sleeves measure 3 13/16" x 5 3/16" when sealed and feature the flap on the short side of the bag. These envelopes are made to fit cards of size 4 7/8" x 3 1/2". Each clear plastic mailing sleeve features an adhesive to seal the envelope. Add a pack of A1 display sleeves to your cart today. 100 Clear Plastic Envelope Bags