... 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 ... 10'', 12'', 16'', 18'', square8”,square10”,square12”, square16”Size (cm)18*13,20*15,25*17.5,30*20 ... operate and low cost Korean crystal board for picture frame