Worqout Gymnastikball – Anti-slip and durable fitness ball for yoga, pregnancy, stability and physiotherapy, including pump Key benefits: 1. The perfect size for your workout Worqout Gymnastikball is available in two sizes (65 cm and 75 cm) to suit your body size and training needs. A practical pump is included in the package for easy inflation to the optimal size. 2. Strengthening the core of the body and balance The unstable surface of the ball activates your core muscles with every exercise. Whether you are sitting, lying or leaning back, the ball improves your posture, strengthens your muscles and promotes flexibility. 3. Safe and durable – no cracking or slipping Made of durable PVC, which is resistant to tearing. When punctured, the ball slowly loses air instead of cracking. Anti-slip grooves ensure a secure grip on smooth floors and prevent slipping. 4. Universal use for various workouts Great for a variety of exercises like push-ups, bridges, dumbbell exercises, yoga, Pilates, and more. Ball