No exit rigid pvc sign, self-adhesive, 5″w x 5″l, photoluminescent yellowish/red this 5″w x 5″h yellowish/red ul1994 high-performance photoluminescent sign is made of super-glow rigid pvc for long lasting durability and dependability. Photoluminescent coating absorbs and stores energy from ambient lighting, making sign immediately visible in case of black-out. Ideal for all surfaces, including rough surfaces and brick walls. Self-adhesive.