500 C6 Cellophane Bags Self Seal Display Envelopes For Cards, Prints, Crafts, 120x162mm Envelopes C6 250 Clear Cello Bags For Greeting Cards 5x5 Inches, 30 Micron Thick, Self Adhesive Flap Clear Gift Bags Recently arrived! Compostable card sleeves. Great for greeting card and envelope makers. Made from NatureFlex Cellophane (not polypropylene or PLA), our bags are biodegradable and home compostable. Can be sealed with a 100 Cello Bags fits A2 Card + Envelope 4 5 8" X 5 3 4" Open End No Seal Plastic Cellophane Envelope Sleeve Bag Greeting Card Etsy