The COBI Karl-Gerät 040 (600 mm) #2530 is a building set and stacking blocks toy that is part of the Historical Collection product line. This set is compatible with LEGO and is made of plastic. With a theme of tanks, it is designed for ages 6 and up, making it suitable for older children who enjoy constructing and playing with building toys. The product comes in a box packaging, offering collectors and enthusiasts a detailed and historically-inspired addition to their toy collection.