Cheers, flying hats and our Berta right in the middle. With the diploma in her pocket, she sets off into the world to put her excellent knowledge of relaxation techniques into practice. Graduate Berta simply “squeaks together” to reduce stress. Due to the nature of the material, the product returns to its original shape Stress Ball Also suitable for dexterity and motor skills training Dimensions: L: 5.5 cm W: 7 cm H: 10 cm Material: PU foam Recommended age: For children over 36 months Logo imprint: Logo imprint possible! Volume discount: quantity scale - prices for larger quantities on request Attention! Not suitable for children under three years