These hand grips are excellent for strengthening hands and arms. With foam handles， they are comfortable when exercising. Starting your grip strength routine with hand grips will ensure a safe and effective way to increase grip strength.<br><br><strong>Features:</strong><br>Soft foam handles for a non-slip grip yet super comfortable to hold.<br>Ergonomically designed and it fits well for all hand sizes， perfect for men and women， seniors and teens.<br>Heavy Grip can be used anytime anywhere and very convenient to take.<br>Stainless steel spring with great tensile force provides you a best hand gripper strength device.<br><br><strong>Specification：</strong><br>Material: PP + Stainless Steel + Foam<br>Color: Pink / Rose Red / Blue / Purple (Optional)<br>Handle Diameter: 27mm<br>Steel Diameter: 5.0mm<br>Strength Force: 25kg / 55lb<br>Unit Size: 13 * 9.6 * 2.7cm / 5.1 * 3.8 * 1.1in<br>Unit Weight: 94g / 3.37oz<br>Package Size: 16.2 * 12.3 * 4.9cm / 6.4 * 4.8 * 1.9in<br>Package Weight: 217g / 7.66oz<br><br><strong>Package List:?</strong><br>1 * Pair of Hand Grip Strengthener