silver snap picture frame K01 1)size:A1,A2,A3,A4 2)color:silver/ ... is acceptable for any size Silver Snap Round Cover Picture Frame K011)Size: A1,A2,A3,A4,etc2)Color: silver,gold3 ... or design6)Useage:mostly used in metro station,supermarket,tradeshow,display,etc7)Materials for picture printing: PP paper,PVC film,PET ...