This Sissel Securemax 75 cm exercise ball is ideal to use as a seat at school, the office or at home. It noticeably relieves pressure on the spine and strengthens the back musculature. Exercise balls are also proven assistive devices in birthing exercises, physiotherapy and during workouts. All Securemax exercise balls come with a workout poster full of ball exercises. You can feel comfortable using this ball, thanks to its pleasant and touch-friendly surface. Moreover, it can handle up to 165 kg of dynamic weight without bursting.