Can't seem to hear your phone when someone calls? Having trouble finding your phone in the dark? The Color Flash Effect Case features a slider that rests over the flash, with incoming calls/texts/messages, the alert is illuminated with a flash of color! The dual layer case features a durable TPU internal layer and a colorful outer bumper with an easy to use built in slider for the flash effect. The slider design delivers a of flash color with incoming calls or fill in light when taking photos. The color flash alerts you to calls or texts immediately in the dark, in noisy places or daytime. Never miss a call or message again! NOTE: Must set LED Flash For Alerts in Settings.