Luminous Glow in the Dark Hard PC Back Cover Case w/Pink TPU Frame for iPhone 5 Slim, light weight, and perfect fit for all Apple iPhone 5. 1 piece snap-on back case only, iPhone not included. Luminous bumper frame is made of a combination of high quality durable transparent pink TPU material plus clear hard PC material. Uses rare earth luminescent materials for highest efficiency of light absorption and luminous effect. Crystal clear back shell cover made of hard and smooth PC material. Case must be under sun light or strong light exposure for at least 10-15 minutes for Luminous effect.