2.5" x 2.5" Rectangular 1 UP Glosy BOPP w BC20 Inkjet Label Roll with BC20 Permanent Adhesive. 1000 labels per roll. Roll has a 3" Core and 6" OD. Matrix Removed. Perforations > Yes. Label corners are > . Black Sensor Mark > 1/4" Blk Eyemark Leading Edge. Can be used with Dye and Pigment inkjet color label printers. PRICE IS PER ROLL. SOLD BY THE ROLL.There are 12 Rolls/Carton if you want to purchase by the case. Generic Packaging.