BAZHOU Hand Grip Strengthener Forearm Finger Exerciser Silicone Squeeze Gripper, Arthritis Finger Physical Therapy Kit Trainer Silicone Rings For HIGH QUALITY: The Grip Strengthener is made of high quality silicone material, odorless and latex free. The anti-skid ring is also tear and crack resistant for long-term use. Ergonomic Design: Grip Strengthener fits easily in hand, 4 resistance levels 30, 40, 50, 60 lbs; progressive resistance levels make each workout The difficulty gradually increases as the grip increases. IMPROVE FLEXIBILITY: The hand exercise ring strengthens fingers, hands, wrists and forearms. A variety of activities, including squeezing, pinching, and stretching, can improve finger and hand dexterity. EASY TO USE: Squeeze, hold, release and repeat in palm, thumb and all fingers, insert fingers of both hands and gently pull outwards; easy to clean and can be carried anywhere in a bag or pocket Wide Application: This hand exercise ring is suitable for baseball, tennis, golf and other sports; strong fingers are suitable for hobbies such as rock climbing, playing musical instruments; suitable for men, women, teenagers, adults and seniors. Color: Green+Orange+Blue+Black Size: Diameter 68mm Quantity delivered: 4 pieces Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products.