Come and Check Our Branding Solutions.The phone wallet is made of high quality silicone material, quite stretchy and uses a high-quality 3M adhesive tape backing for a firm. The self-adhesive backing is very sturdy and can be re- attached many times without losing its stickiness. When you go out and don't want to bring a backpack, you just need to bring your phone and stick the card sleeve on the back of your phone, so that you can use it as a card holder, which is easy and convenient to carry. 100% guarantee for quality. We are glad to get you single piece order. The price includes shipping cost to ca. QTY for 30000pcs and over by ocean. Pls check inventory and detailed info before placing your orders.