Features: Bottom diameter: 56mm/2.2inches, meeting most working needs. Made of industrial plastic and thick rubber, durable, not easy to bend, super suction, long service life. Suitable for most electronic screens, glass, metal, and other smooth surfaces. Put the suction cup on the screen and presses the TAB, rubber and the screen get together nicely then pull the TAB. Professional repair tools to make your phone or tablet repair and screen removal quick, easy and successful. Package Includes: 1x Screen Suction Cup Specifications: Material: ABS+Rubber Size: approx 56x63mm/2.2x2.5in Bottom diameter: 56mm/2.2in note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.