Products Name: Birch Plywood Face and back: White, natural or red birch Core: Poplar or birch Glue: E1, E2, MLM or phenolic Grade: B/B, B/C, C/D, D/E, B-2, C-2, B-3, C-3 or other grade Size: 4*8 ect. Thickness: 5.2mm, 6.3mm, 12mm, 15mm, 18mm, 22mm etc.