TRNR Gym Ball 75cm - Black kane With its figure-flattering design

With its figure-flattering design

Engineered double jacquard

These grid-like grooves in the midsole are designed to provide flexibility and movement

Gel in heel relieves pain from heel spurs

these performance sports socks are the ultimate answer to burning soles and agonising blisters

TRNR Gym Ball 75cm - Black kane With its figure-flattering designThe 75 cm 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