Smart Ring - Ring Grip & Stand Holder for any Smart Devices (iPhone, Android phone, Window phone, iPad, iPod, and Tablet) SILVER Smart Ring (Stainless Steel). Perfect ring size (0.90" / 23mm inner ring diameter) to fit most US man and woman fingers. Protect from significant risk of cell phones or tablets drop to the ground. Convenient and safe grip to prevent dropping device and control device while you are operating phone and taking picture. Adjust ring stand angles to watch YouTube or Movies with Smartphones and Tablets. Reusable self-adhesive : Dust can be washed out using clean water to restore strong adhesiveness. Made in Korea