Use this foldable card holder to promote your brand at your next event! The mobile phone holder card bag is made of high-quality PU. The card bag can be unfolded and turned into a stand to be placed on a smartphone, mobile phone or mobile device. Residue-free adhesive sticks to the back of your phone, and the single pocket doubles as a wallet. The compartment can be inserted into transportation cards, credit cards, ID cards, business cards, etc. Can be customized, blank product.