This is Heavy duty Natural Silver Stone Veneer Pyramid DIY kit is made up of 1.5 mm thick stone veneer reinforced with 1/2 inch water proof Ply Wood sheet both side laminated stone veneer its precisely made as a replica of the Great pyramid at Giza with slope angel being 51.51 Degree or 51.83 and its coated with stone sealer for addition protection from elements. with this kit we will provide all the necessary adhesives fillers and instructions to assemble without any additional tools