EXTEND THUMB REACH - The unique phone grip lets you holding phone tightly on the hand increased phone handling security to prevent accidental drop and cracked screens while you are operating phone, selfies or lying down browse.Not interfere with wireless charging.ALLOW ONE-HANDED OPERATION - The phone grip lets your thumb easily touch more spots on screen,letting your fingers stay relaxed.Helping you be able to hold your phone easier.Enables easier one-handed texting,photos,selfies,and holding your phone or tablet. SLIM THIN AND COMFORTABLE DESIGN - The WUOJI finger strap's suede leather-like base is less than one dime thick.The soft, smooth and silky strap is probably the most comfortable in this niche category. COMPATABILITY: Supports compatible with most phone cases and smart phones like iPhones, Android phones, and tablets.Assistant Adhesive Film .