Come and Check Our Branding Solutions.The card holder for back of phone easily attach the card holder on your phone by using 3M adhesive sticker. The wallet sticker with the card slot transforms a normal phone into a Phone card holder. The phone card holder can stand firmly by magnetic attraction,which can comfortable one hand operation.This cell phone card holder is made of durable silicone,with anti-slip function, while giving people a comfortable hand feeling and sleek looking,convenient for carrying daily necessary cards. Available to showcase your branding logo on the phone card holder.Great to promote your brand! Pls check inventory and detailed info before placing your orders.