These ANSI Caution Header Sign Labels provide an easy, cost-effective way to create safety signs to maintain a safe workplace. Made of durable film material that features permanent adhesive, these caution signs come on a roll and are engineered to resist water, chemicals, abrasion and harsh temperatures. They hold up to wear and tear in warehouses and on the manufacturing floor. With a 3" core, they are compatible with popular thermal transfer printers like those from Zebra, Sato, Intermec and Datamax. Each roll includes 350 labels (4" x 2"). Customize with free, online templates.