TheraBand Soft Weight, 4.5" Diameter Hand Held Ball Shaped Isotonic Weighted Ball for Isometric Workouts, Strength Training & Rehab Exercises, Shoulder Strengthening, Set of 6 Assorted Weights A soft alternative to traditional isotonic dumbbells which provides users more versatility for strength training and rehab exercises Hand-held, ball shaped weights allow for unilateral or bilateral exercise progression, easy use with balance training and stabilization exercises or with a rebounder or mini trampoline for plyometrics A compelling alternative to neoprene, vinyl or coated dumbbells, ball diameter does not increase with weight and offers standard 4.5" for consistent and functional grip Ideal for older adults, people with arthritis or limited grasping ability, and people in toning, shaping and sport-specific programs Includes a guide that demonstrates proper exercises for a variety of applications Pilates, Yoga, & Toning Workouts, Home Exercise Equipment Balls