ChromaLabel 1/2 inch Clear Wafer Seals (5,000/Roll, Non-Perforated) GREAT FOR SEALING personal thank you cards, invitations, hanging notices on mirrors or windows PERMANENT ADHESIVE keeps each 1/2 in. sticker in place CRYSTAL CLEAR polystyrene seals are durable and professional 5,000 TOTAL one-half inch (0.5") round tabs finished on a 3" Core and cleanly shrink-wrapped MADE WITH PRIDE in the United States of America