Part stylish phone accessory, part opposable thumb for your phone. PopSockets PopGrip lets you take selfies, text with ease, or stand your phone up on a table. When you?re done, it collapses flat. Did we mention each PopSockets PopGrip includes a swappable PopTop? Switching out your PopTop for another or remove it completely for wireless charging capabilities. PopSockets PopGrip: Will not stick to SILICONE, HIGHLY TEXTURED CASES, and many SOFT cases. You spoke, we listened. Improved gel on all PopSockets products, that even works on glass backed phones. Diameter: 1.5 inches (38.82mm), Height: .29 inches (7.46mm) when collapsed, .97 inches (24.71mm) when expanded. PopSockets offers its customers a limited, 3-year warranty on its products. Full warranty details are available on PopSockets? website.