Features: Using high-strength silicone material and sprayed with rubber oil on the surfaces, it feel better, smooth and more . It can be washed, the color is as new, and the color will not fade after long-terms use. The real machine seamlessly fit, do not drop the cover, and opens and closes smoothly. The material is full, the thickness is moderate, the fit for protections, the height is consistent, the antidrop performances is for stronge. High elasticity, shock absorption and antifall, reboundly instantly when it hitting the bottom, without hurting the real machine. Connect and charge, no need to remove the sleeve, simple and convenient. Specifications: Specifications：7.5x5.2x3.4cm/2.95x2.04x1.33inch for 230NC Package Includes: 1pcs Headsets Protective Case note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.