Species:Oak Engineered wood flooring Sizes:15 x 92 x 910mm,15 x 122 x 910mm,top layer can be 0.6mm,2mm,3mm and 4mm. and other sizes.. T & G with 4 sides and bevel edge or square edge. Mixed hardwood plywood and E1 glue. Prefinished with UV oil or UV with aluminum oxide. German TREFFERT Lacquer. Best quality of the products. Offer large quantity of the solid wood flooring and engineered wood flooring.