l SGS E0 / E1 Grade Plywood And MDF.0.6 mm Thick Natural / Engineer Wood Veneer Or 1.0mm Thick HPL ( Formica, Wilsonart, Chinese Local Brand)Kiln-Dried Solid Hard Wood (Oak, Walnut, Maple, Teak, Cherry, Ebony, Wenge, Anigre, Makore, Zebra, Lace, Mahogany, Beech, Ash, Birch, Sapele, Rubber Etc.)High Density And High Elasticity Sponge (CA117 Standard Or BS5852 Standard Fire Resistant Can Be Available)Comfortable And Durable Fabric / PU leather / Micro Fiber Leather (CA117 Standard Or BS5852 Standard Fire Resistant Can Be Available) Or Genuine Leather