IDENTIFY HAZARDOUS CHEMICALS USING THESE GHS (GLOBALLY HARMONIZED SYSTEM) LABELS. MADE OF FLEXIBLE, RESILIENT, VINYL WITH A STRONG ADHESIVE BACKING. RESISTANT TO WEATHER, MOISTURE AND MANY CORROSIVE CONDITIONS. DESIGNED FOR INDOOR AND OUTDOOR USE AND ADHERES TO MOST CLEAN, DRY SURFACES. LABELS SOLD IN ROLLS OF 250.