The 14-Piece Set is an introductory building set, perfect for getting to know and love the Tegu magnetic wooden block system. Includes 14 blocks in 5 shapes: 2 medium columns, 4 long planks, 4 short planks, 2 cubes and 2 parallelograms Materials: Eco-friendly, sustainably-sourced hardwoods. Safe, non-toxic, water-based lacquers (for colors and clear coats). As a vertically-integrated company, we intimately know our supply chain and suppliers.