Universal Compatibility: works with all smartphones, e-readers, and tablets. Not for use with iPad Pro Large in the portrait viewing position. | Versatility: The Stump's simple design includes multiple viewing positions (Ramp, Lean, and Upright) to ensure the perfect angle for whatever you are doing | Portability: This stand is small enough to be portable yet weighted for stability to guarantee your device remains secure whatever the viewing angle | Functionality: The silicone material cradles your tablet and grips the surface it stands on to prevent slips. With a surface diameter of 3.75 inches, the Stump requires little desk room. Aesthetically it matches any color scheme as it comes in 5 different colors | Simplicity: There are no moving parts to break, no fiddling or adjustments required, no scratches or sliding with this durable, sturdy stand. Ideal for watching videos, reading, browsing the web, working in the office, following recipes, etc.