The Halfball Plus - An attractive fitness cushion with a dynamic design / / The Halfball Plus is a half-ball with a domed surface, set on a non-slip base. Made of PVC, it stands out for its sturdiness and durability. With a height of 15.5 cm and a diameter of 40 cm, this fitness cushion boasts an invigorating shade of apple green, offering a wider seat than conventional cushions. The special feature of this Halfball is its ability to adjust the level of exercise, simply by changing the amount of air. Decreasing the air increases instability, putting more strain on the deep muscles for an optimal workout. The set includes an air pump and exercise poster, for immediate and effective start-up. / / - Domed surface fixed on a non-slip base for optimum safety / - Made from robust, durable PVC / - Height 15.5 cm and diameter 40 cm / - Dynamic apple-green color for a touch of energy / - Easy adjustment of exercise level by altering the amount of air / - Comes with air pump and exercise poster / / This Halfball Plus fitness cushion is an excellent choice to enhance fitness equipment, providing both a fun and effective element for deep muscle strengthening. Its practical design and ease of use make it a must-have for fitness enthusiasts and professionals alike looking to diversify their workouts.