Explosive Vapor, No Smoking, No Open Flames, No Sparks - Danger Sign
Vinyl Adhesive: A flexible high quality, Long lasting 4 mil. Vinyl resistant to weather, moisture and corrosive conditions. Vinyl signs mount easily to any smooth, clean, dry surface. For indoor and outdoor use.
Plastic: .040 Rigid plastic intended for interior and limited outdoor use. These economical signs are colorfast and chemical resistant.
Aluminum: .040 Rust resistant aluminum. Painted with baked on enamel finish, Resists marring, corrosion and humidity. Furnished with rounded corners and 4 mounting holes. Best choice for indoor and outdoor applications. Lightweight and easy to install.