Small Foot Rupsje Nooitgenoeg stability Trainer With this balance board made of laminated wood, exercise is combined with pleasure and body tension and balance are trained in a playful way. The balance board can also be used to train back and leg muscles. The caterpillar design provides a healthy dose of motivation all along. Train your balance with the Stability TrainerRupsje Nooitgenoeg! Specifications: Gender: junior Colour: clear, green Material: wood Diameter: 37 cm Height: 5 cm Capacity: 50 kg Age: from 4 years old