uxcell Hand Grip Strengtheners, Grip Strength Training for Stress Relieve & Rock Climbing

• [Parameter]: Color: Gray, Black, Material: Silicone, Thickness:21.5mm / 0.85inch, Outer Diameter:78mm / 3.07inch, Package Content:1 Set x Hand Grip Strengtheners, Gray(50-60Lb), Black(70-80Lb).
• [Material]: Made of durable silicone material, with good elasticity, soft and stretchable, not easy to tear or break, can be used for a long time, easy to clean, just wash with water and soap.
• [Anti-slip design]: The surface of the hand strengthener adopts a non-slip grain design, which effectively increases the friction between the palm and the holder. It is suitable for people of all ages. It is light and easy to carry and can be used anywhere.
• [Different Resistance Levels]: The package contains different colors and different levels of resistance grip strengtheners. Small and medium resistance is suitable for beginners and recovery treatment, and large resistance is suitable for professional sports participants to meet different levels of exercise needs.
• [Application]: Grip strengtheners can be used for professional sports participants exercises, rock climbing, finger and forearm exercises, muscle strengthening, sports training, fitness, etc.