Durable & Soft: Made of high-quality silicone material, this grip strengthener ball is durable and provides a comfortable, non-slip grip. Versatile Use: Ideal for athletes, musicians, office workers, and anyone who wants to improve hand strength, finger dexterity, and stress relief. Egg-Shaped Design: The unique egg shape fits comfortably in your hand and provides a gentle resistance to your fingers, making it perfect for physical therapy and rehab. Multiple Colors & Resistance Levels: Available in multiple colors and resistance levels, this grip strengthener is perfect for all ages and fitness levels. Portable & Easy to Use: Compact and lightweight, this grip strengthener can be used anywhere, anytime. Keep it in your purse, gym bag, or desk drawer for easy access. Weight: 60g, 45g Color: black, blue, orange, blue Material: Silicone Quantity: 2pcs silicone gripper grip ball Specifications: finger force, grip ring, egg ball