NOISE back covers are the best attractive accessory to make your mobile Xiaomi Redmi 4a unique from other models .The Premium case is made out of a light, durable plastic called Polycarbonate. It is flexible enough to snap on to your phone with ease and strong enough to protect it from bumps, drops and scratches. The raised lip on the sides of the case also protects your phone's screen. Wide array of designs and models.The Precision cutouts on this case leave all buttons, ports, speakers and microphones completely open. This case is 100% compatible with your regular charger and headphones.