D8 LED Incoming Call Blink Flash Hybrid Cover Case for iphone 6 4.7 inch, Double Layer Shock Absorbing Back Cover Case for iphone 6(Green) Premium Quality : Made of soft TPU material and PC hard frame well fit the device to enhance protection to iphone 6/6 plus Design: There is a slide slice design, it makes it possible to flash with incoming calls or fill-in light when taking photos. Comfortable to grip with curved suface on the sides. Elaborat hole sites. Function: Protect your phone back from Fingerprints, Scratches, Dusts, Collisions And Abrasion. Flash when there is a call coming or message etc. Feature: The color of light will change according to the background's color. The flashing light effect has nothing to do with the color of the case. Note: To apply the flash function, please turn on the LED indicator in the phone setting.