This 10-pack includes: 5 arc flash and shock hazard labels 5 electrical hazard warning labels Each label measures 4.13" x 5.83" and is made from durable, waterproof polypropylene with a glossy laminated finish to help resist scratches and moisture. The stickers feature high-visibility warning messages, including: Electric Shock Risk Disconnect Power High Voltage – Keep Out Authorized Personnel Only Appropriate PPE Required Ideal for use on: Electrical panels, breaker boxes, switchboards, control cabinets, industrial machinery, and safety doors. Application is simple: Clean the surface, remove the backing, and apply firmly to any clean, dry, and flat area