SPECS - 2 x 3 inch (50.8mm x 76.2mm) - 100 Labels per Roll, 1 Roll, Total 100 - Do Not Stack Stickers - Semi-Gloss Coated; Durable, Scuff & Scratch, Weather Resistant Label Stickers. BOLDLY DISPLAY - "Do Not Stack" Instruction & Warning Caution Message on Bright Pink Matte Paper - Make Sure to Attract Extra Special Attention to Your Shipment to Prevent Crash STRONG ADHESIVE - Strong Self-Adhesive Ensures This Label Sticks & Stay Secure on Virtually Any Surface for a Permanent Hold - Work Great on Corrugated Cartons, Boxes, Pallets, Glass, Bubble Wrap, Poly Bag, Shrink Wrap and more SAVE FROM CRASH - Prevent Double Stacking, Pre-Caution Double Stack on Breakable, Fragile Shipment or Package HAPPY TO ASSIST - We provide Exceptional Customer Service - If you have any question or can't find what you are looking for, please let us know. We are more than happy to assist you TUCO DEALS - 2" x 3" Rectangle Do Not Stack Fluorescent Red Warning Self Adhesive Shipping Labels / Stickers (300 Labels Per Roll)