Size: 2 Inches at its widest point. (2 INCHES WIDE X 1.78 INCHES TALL) Use on any clean smooth non porous surface. WILL NOT ADHERE TO SILICONE, FABRIC, BRICK, OR WOOD. SURFACE NEEDS TO BE NON-POROUS for best adhesion. NOTE: WATERMARK WILL NOT BE INCLUDED. IT IS ONLY FOR SECURITY PURPOSES. Made from durable Chemical Lab Grade Polyester or Vinyl Labels. Same materials used for cosmetic brands and chemical storage containers. NOT MADE from paper or produced with a receipt printer or home inkjet printer. These are professionally made using commercial equipment. Great for indoor or outdoor use. 100% Weather proof and chemical resistant. Easy to install… just peel & stick! Excess backing is included to provide ease of use. Great for pulling pranks on your friends and co-workers. Makes for a great prank or gag gift to put on your buddy’s hard hat, tool box, laptop, water bottle, tablet, smart phone, locker, windows, bumpers, or helmets. The applications of these stickers / decals / labels are only limited to your imagination. Shipping:All items that can fit in an envelope are shipped via stamped standard mail with no tracking using the most economical method.