Features: Oil sprays coating, anti-fingerprint and non-staining, when stains- are stained with a-damp cloth, it-can be removed. Send anti-lost hook, easy to carry, does- not take up space, and you are not afraid of losing-it when you go out. Real machine mold opening, precise hole opening, tight fit, not easy to fall off. There is-no need to take off the sleeve and it will not affect the charging. Skin-friendly feel, removable, and it-can be washed and used for a-long-time as new without fading or yellowing. High elasticity, shock absorption and anti-fall, rebound-instantly when it hits- the bottom, without hurting the real machine. Specifications: Material:Silicone Size:Approx.6.5x4.5x2.5cm/2.55x1.77x0.98inch Color:Black/White/Red/Dark Blue/Dark Green For Anker Soundcore A20i Package Includes: 1x Earphone Protective Sleeve note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.