Material: Non-Smell Silicone<br />Diameter:7cm<br />Attention: US$1 = 5pcs* color you choose<br /><br />Features:<br />1.It has Luminous function except black、 can glow in the dark.(Need to take enough sunshine first)<br />2.Wristband design is universal for all cell phone、 such as  for iPhone 4 4S 5 5S 5c 6 6S and for Samsung S3 S4 S5 Note2 and so on.(4inch-5inch)<br />3.Soft silicone. Easy to take it on or off.It can be used as cell phone bumper、 hairband、 wristband、 bracelet、 hot drink sleeve and others.<br /><br />Packet Include :<br />1 x Universal Silicone Luminous Ring<br /><br />Notice: <br />Due to different monitors、 the color will be a liitle difference.<br />Only the black is not luminous Glow in dark、other colour is ok!