ProsourceFit Weighted Toning Exercise Balls for Pilates, Yoga, Strength Training and Physical Therapy, 4 lb, Blue

STRENGTH & STABILITY TRAINING: Experience small muscle activation with pliable Pilates toning balls filled with sand; IMPORTANT: Place the toning ball in a dry environment and do not store on wood floors or surfaces for quality assurance VERSATILE UTILITY: Weighted exercise ball is suitable for all fitness levels and ideal for Pilates, strength training, yoga or physical therapy exercises ERGONOMIC DESIGN: Unlike traditional dumbbells, this mini workout ball is filled with sand to reduce stress on wrists, arms, and joints; uneven weight distribution promotes controlled movement and constant muscle engagement TRAVEL-FRIENDLY & COMPACT: Get a workout anytime anywhere with these lightweight and portable small exercise balls that fit easily into your bag or suitcase! 6 WEIGHT OPTIONS: ProsourceFit Toning Balls are available in 2 lb, 3 lb, 4 lb, 5 lb, 6 lb and 8 lb