Ultra Clear Retail Envelope Seals For Mailing Packaging 3 Inch 500 Adhesive Stickers Stickers are 3 inch in Diameter; They Have a Clear BOPP Material You Receive 500 Total Stickers; You can Write With a Permanent Marker; Sharpie Strong Adhesive; Apparel Safe; Easy Peel and Apply; Waterproof Coating Use for Envelopes; Packages; Mailing; and Much More! These Labels are Made in our Facility in Salt Lake City, Utah