Product detail:Purpose : building framework. Certification:F - F JAS, No. MALQ/P 040/04-LF Insect Control Treatment: JAS, No. MALQ/P 040/04-IR-(LF) Dimension: L :6 - 8 feet W :3 - 4 feet D :12,15,17 mm Layer :5,7 piece Glue :Moisture Resistance (Melamine adhesive T1), Low Formaldehyde, Anti insect (Penytrothion, amount: 0.1mg/m³).