Storage Case Portable Mini Round Bag for Earphone Headphone SD TF Cards Storage Material:The high-end PU Size:8*8*2.7cm"(It is manual measurement, there may be 2-3cm error) Hard outer shell can protect your goods from external pressure and damage Unique ball shape designed to custom fit your small electronic devices such as: Earphones, Memory Cards, USB Cable, U disk etc. PLS NOTE that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item!