Metal Earth inspires the imagination and offers the very best in terms of unique gifts and toys. Let this wonderful world of 3D models take your breath away. Metal Earth models are made from high quality steel sheets. Each model features amazing detail with parts cut from one or more 4 inch (10,16 cm) square steel sheets. Easy to follow instructions are included with each kit. Simply snip out pieces and bend tabs through corresponding connection points, no glue or solder required!