Cyalume Cyflect Luminous, Reflective Sew-on Backing Honeycomb Tape, 150' Length x 1-1/2" Width, White Reflective and self-luminous tape is ideal for use on signs, displays, buildings, steps, stairs, and doorways Patented cyflect is the only product where 100 percent of the surface area is both prismatic retro-reflective and photo-luminescent Cyflect products are non-toxic, on-hazardous, and waterproof The material is visible through fog and smoke and, unlike glass-bead material, will reflect equally wet or dry and from oblique angles Cyflect products reflect white and glow yellow-green