<p>Materials: Stainless steel<br/>Three levels of weight selection:<br/>Spring 30kg adjustable force range 30-40kg<br/>Spring 40kg adjustable force range 40-50kg<br/>Spring 50kg adjustable force range 45-55kg<br/><br/>Size: 65-68*18cm/25.59-26.77*7.08in<br/>Color: As shown in the figure<br/><br/>Product features:<br/>1. Square design, comfortable grip, suitable for grip strength training and hand circulation exercises.<br/>2. Three adjustable levels of spring resistance, can choose appropriate intensity for training according to personal needs.<br/>3. The adjustable spring design is suitable for different strength requirements, enhancing wrist, biceps, chest and other muscle exercises, and comprehensively improving muscle strength.<br/>4. Lightweight and convenient, can be used anytime, anywhere, ideal for home fitness.<br/>5. The multifunctional design can exercise your arm muscles through a variety of different movements and postures, allowing you to quickly improve your physical fitness level and shape a healthy body.<br/><br/>Package includes:<br/>1 pc Arm exerciser</p>