TRNR Gym Ball Type_Stumps When the chair is against

When the chair is against a wall

or sync it with your Apple Watch® for real-time performance tracking

full-body Pilates routines

high-power training without a spotter

With adjustable pads and comfortable seating

TRNR Gym Ball Type_Stumps When the chair is againstThe TRNR Gym Ball is a must have training tool, delivering greater core strength, balance, coordination, range of motion, joint stability, and postural alignment. By adding instability to your workouts, your deep abdominals, back and pelvic floor muscles have to work harder to keep you in position. This makes it ideal to strengthen these often neglected muscles, preventing muscle imbalances, back pain, and injuries. Though specifically designed for