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 TRAVELFRIENDLY 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