Set Contents: Star A, star B, crescent, round shape, pentagon, hexagon, square, diamond, triangle, string 6 each with storage wooden box; Material: Wooden pieces: Rubber wood string: rubber wood, nylon storage box = rubber wood, MDF Dimensions: Cube: 1.8 x 1.0 x 1.0 inches (2.5 x 2.5 x 2.5 cm) storage wooden box: 1 x 2.5 x 2 x 2.5 x 2 x 2 inches (30 x 2.5 x 2.5 cm) Weight: 1. 6.6 lbs (3 kg); Recommended Age: 2 years and up.