Stick On Tanstar Credit Card Holder quickly and easily attaches to the widest variety of mobile smart devices. This includes iPhone 4,5,6,7 series, all plus models, Samsung Galaxy S4,S5,S6,S7 and Note series. It also adheres to most cases like Otter box, LifeProof, etc.. Constructed with the finest quality silicone and 3M adhesive, the smart phone wallet allows for maximum flexibility and security while keeping the slim, sleek shape of your device. Elasticated pouch provides a home for up to 5 cards and/or cash. It conveniently retracts back to normal size, safely securing your essentials inside the credit card holder.