... 3.Material:resin Korean crystal board for picture frame 1.Korea crystal photo frame/album cover2.Replace tempered glass,reduce cost3. ... square16”Size (cm)18*13,20*15,25*17.5,30*20,37*25, 44*30, 20*20, 25*25, 30*30, 37*37Special shape(cm)double ... (49*68+44*56), apple(30*32),ellipse(30*20)heart(26*27),round(25),round(30)Thickness(cm)0.6cm , 1 ... operate and low cost Korean crystal board for picture frame