1)standard size:2000*800*40 colors:different colors type: surface coated with pvc film or painting material:high quality wood grain,PVC and kinds of additives. inner structure: hollow with compact keel structure 2)It is recycle, environmental friendly, no radiation, no formaldehyde and no toxicity volatilization. high strength, impact resistance, no warping, waterproof, rot proof, mothproof and anti-poison. It has the good advantage of the wood, it can be nailed ,sawn, cut, sticky.