DESIGN: The selected colors are simple and classic, so they adapt easily to all tastes and fit any interior, whether in the gym, at home or even in the office. The thoughtful design relieves the spine and strengthens the muscles slowly but effectively. Stay fit and healthy with this effective and practical fitness machine! FITNESS: For back problems, it is important to keep the muscles stable in order to remain dynamic in old age and prevent pain or malpositions. Our gymnastics balls are an injury prophylaxis and help to contribute to an optimal healing process for existing problems. Whether for fitness exercises, or as an alternative seating option in the office or at home, do something good for your back and relieve it with this extremely functional multifunction device! FUNCTION: Ideal for yoga, Pilates, fitness or simply for healthy sitting e.g. at home at the dining table or in the office. The gymnastics ball is a true all-rounder and is used, among other things. Used in physiotherapy, for gymnastic exercises, in pregnancy gymnastics or as a sitting ball to stabilize the spine, strengthen the abdominal and back muscles and support the lower lumbar vertebrae. QUALITY: Only high-quality and joint-gentle material was used to avoid sudden bursting of the ball. This makes it very durable and resilient. OTHER: Easy to inflate the fitness ball with the one supplied. For cleaning, simply wipe with a damp cloth. The exercises shown are only examples of how to use the ball.