... fiber backing board 3,transparent PVC sheet to protect poster 25mm mitred corner aluminum snap ... mitred corner2,25mm aluminum profile3,transparent PVC sheet to protect poster from scratching.4,use: home decoration ... gift.5,free samples for products can be expressed to you.6,quick poster change."snap-open ... have any requirements,pls contact us ,we will do our best to serve you.tel: 0086-512-66306757, ...