UNIQUEPACKING 100 Pcs 3 5/8 X 5 1/8 Clear A1 4bar Card Resealable Cello/Cellophane Bagspcs NICE AND PROFESSIONAL LOOK - Crystal clear and resealable self adhesive sealing strip that protects the contents from dust, bugs, moisture, and mildew. SAFE AND RELIABLE - Acid free, FDA and USDA compliant. GREAT VALUE - 1.2 mil thickness top quality. Sold in a pack of 100. BAG SIZE - 3 5/8 X 5 1/8 inches (not include flap). Works great as a clear envelope for 4Bar (A1) cards, The size of the card is 3 1/2" x 4 7/8" when folded. These bags can't fit envelopes, please check A1+ size at our Amazon store.