This product is a 2lbs mixed lot of assorted loose K'NEX parts and pieces, including rods, discs, gears, and some wheels. The lot features three K'NEX robots and is compatible with K'NEX products. Made of plastic and multicolored, this bulk lot is suitable for ages 7 and up and is perfect for children who enjoy building and constructing with K'NEX toys. The pieces come from the United States and are part of the assorted K'NEX product line.