BLK BOX Swiss Ball

Perfect for fitness, therapy, and rehabilitation, the BLK BOX Swiss Ball is the perfect addition to every session. This specially developed ball can be used as a seat or gym ball exercises for strengthening of the back muscles etc) and is made with excellent craftsmanship. It meets the extremely high build quality requirements for safety and can then it won’t burst if it with sharp objects from getting damaged is up to 150 kg damaged burst proof.