The j/fit Sit Wedge promotes core stability and can be used to strengthen the back and abdomen.
On the ground this wedge can be used in conjunction with numerous workouts including crunches, push-ups and lunges to improve balance and strengthen stabilizer muscles. This product can also be used in most standard chairs to support and strengthen the spine and promote good posture. Promotes core stability and strengthening
Textured massage surface improves grip and comfort
Anti-burst, can withstand up to 350 lbs
Inflatable with a standard ball needle and pump (pump and needle included)
Experience Many of the Same Benefits of a Gym Ball
While Performing Lower Back & Abdominal Exercise Features: Can withstand up to 350 lbs. Promotes core stability Textured surface improves ...