YUYIKES Credit Card Holder Cell Phone Case Stick on Wallet ID Holder - Lycra Spandex Card Sleeves for Smartphones, iPhone 6, Samsung Galaxy | Phone Card Holder with 3M Adhesive (Black) Premium Lycra Material Cell Phone Wallet, 3M Stick Firmly at Your Cell Phone Back, Flexible, Durable, Easy turn your Cell Phone into a handy pouch for holding various kinds cards , like access security card (so you just put a your back for entering, don't need to take it from your purse) and more Usage: 1. Clean the back of your mobile device. 2. Remove the film of the adhesive. 3. Place the card case on the back of your phone. If you don't want use, it could remove clean from your cell phone back easily YUYIKES stick on wallet brings all your needed cards, ear-phones, charging cable or flash disk when you need them. It is a great add-on feature for your phone. Availability at your fingertips, literally! Compatible with nearly every cell phones like: iPhone Series, Samsung Series, Sony Series and so On; Compatible with ANY phone case 3M ADHESIVE TAPE - Sticks the wallet firmly and strongly for as long as you use the pocket. This high quality 3M Material is engineered not to leave residues or marks if ever taken off. The Adhesive material is covered on the entire back of the pocket that makes the pocket looks like a part of the ambiance, elegantly!