Vive Squeeze Balls for Hand Therapy Set (4 Pack) - Grip Strengthener Occupational Exercise Equipment for Arthitis, Parkinsons, Stroke, Carpal Tunnel Recovery - Stress Relief Massage Putty Finger ToyBrand: Vive Color: soft, medium, firm, very firm Features: MAKE YOUR GRIP STRONGER: Our egg shaped squeeze balls help make your hands stronger. If your hands feel weak or stiff, or if you have arthritis, these are great! A must have for physical therapy. SQUISHY STRESS RELIEF: Feeling stress or anxiety? This egg will reduce it. A great fidget toy for people with ADHD and autism, at school, work, or home. IMPROVE OVER TIME: Includes four fun colors.