... 3.Material:resin Korean crystal board for picture frame 1.Korea crystal photo frame/album cover2.Replace tempered glass,reduce cost3. ... on. crystal board is for making Korea crystal photo frame or crystal album cover and other decorations. It is ... '', square8”,square10”,square12”, square16”Size (cm)18*13,20*15,25*17.5,30*20,37*25, 44*30, 20 ... operate and low cost Korean crystal board for picture frame