Wasp thermal transfer labels are ideal for a variety of label applications and along with Wasp desktop printers, this label works with nearly any major model barcode printer In the Box: 2.25' x 1.25' thermal transfer labels 5' outside label diameter 1' standard core Permanent adhesive 4 rolls of paper labels 1900 labels per roll Compatible Printers: Wasp WPL305, WPL304, WPL205