The hand grip strengthener is an essential tool for anyone looking to improve their grip strength, whether you're at home, in the gym, or at the office. Simply squeeze the hand gripper to engage your forearm and wrist muscles. It's good for strength training, rehabilitation. Use it during breaks or while watching TV to maximize your workout time. Features -Color:Black -Material:Aluminum alloy, steel -Size:13.00X11.00X3.00cm/5.11X4.32X1.18in -Size:9.00X2.50X2.50cm/3.54X0.98X0.98in -Size:19.80X15.00X0.20cm/7.78X5.89X0.08in -Durable construction: made entirely of metal, this hand gripper is built to last, ensuring longterm use without wear and tear, good for rigorous training sessions -Adjustable resistance: features adjustable resistance levels, making it suitable for various training needs, from beginners to advanced users, ensuring strength building -Comprehensive hand training: designed to provide a full range of hand exercises, this device enhances grip strength, finger flexibility, and overall hand endurance -Portable and convenient: its compact design allows for easy portability, enabling you to train anytime, anywhere, whether at home, in the office, or at the gym -Ideal for fitness enthusiasts: good for fitness enthusiasts and athletes, this hand exerciser helps improve performance in sports and daily activities by strengthening hand and arm muscles Package list: 1set storage bag + sponge cover - black handle 150LB tension grip