SlingGrip Smart, Slim, Secure Grip Your Phone Avoid Dropping your phone, Text with one hand, Take Great Photos, Hold Any device in any positions, Super thin, Pocket friendly Design Attach SlingGRIP to the back of your iPhone, Android, iPad mini, Kindle, and more, with or without a case. Simply slip your fingers under the elastic band for a secure grip for easy one-handed texting, surfing, photos, reading, or playing games. No need to worry about damaging your expensive devices. With SlingGRIP your phone is always at your fingertips. 1, Clean Phone or Device. 2, Remove Sling Grip from Paper card Backing very carefully. 3, Press down for 30 seconds on the mobile device. 4, Use with 1,2,3 fingers. Can vary depending on thickness of your fingers.