Johntoy brain teaser Are you a real puzzle fanatic and are you ready for something different? Then try a brain teaser from Johntoy. This puzzle does not consist of the well-known puzzle pieces, but of metal rods in different shapes. Ideal for the fanatic puzzler who is ready for something new. Specifications: Color: silver Gender: unisex Age: 4+ years Material: steel Puzzle length: approx. 3 to 4 cm Packaging dimensions: 7.5 x 7.5 x 2.5 cm (LxWxD)