Features: Oil sprays coating, anti-fingerprint and non-staining, when stains-are stained with a-damp cloth, it can be removed. Real machine mold opening, precise hole opening, tight fit, not easy to fall-off. There is-no need to take-off the headphone 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. Using elastic silicone, full-protection, stronger-toughness, anti-falling and shock-absorbing, soft and skin-friendly, and durable. Specifications: Material:Silicone Size:Approx.6.6x5.8x3.5cm/2.59x2.28x1.37inch Color:Black/White/Dark Blue/Red/Dark Green For QCY T13 ANC 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.