The 11-piece stool staircase teaches equilibrium and balance.A lot is possible with the Haba Stool Staircase Multi-coloured: How to climb stairs, crawl under them, or sit on them. Can also be used individually as stool or platform.Contents: 11 pieces.Size: approx. 5 m long. The stool parts can be telescoped to save space. 1 large middle section (L 65 x W 55 x H 70 cm) and 2 stools each in 5 different sizes, smallest stool: L 45 x W 20 x H 15 cm. Material: birch, unbreakable, treads made of non-slip Rolligrip.