1.Human Engineering Dimensions: With its non-slip design and ergonomic shape, this hand grip strengthener is perfect for taking your finger strength training to level. Fits all finger sizes comfortably and securely. 2.Durable Grip Strengthening: Crafted with high-strength thickened spring made of stainless steel, this hand grip strengthener boasts unmatched durability, rust-proof, wear-resistant, and sturdiness for long-lasting use. 3.Enhanced Results: Maximize your grip strength potential with the Hand Grip Strengthener. Gain better on your training progress and results with the intelligent counting system and clear LCD screen. Push yourself to new levels every time you train. 4.Diverse Applications: Boost your hand strength and flexibility with this adjustable hand grip strengthener. Targeting finger and forearm muscles, it's perfect for athletes, musicians, and gamers. Its comfortable grip and durable design a must-have for your fitness routine. 5.Great for Gift Giving: Maximize your athletic and musical abilities with this hand grip strengthener. As a perfect training aid for tennis players, baseball players, golfers, and climbers, it strengthens your grip, endurance, and dexterity. It also makes a great fitness enthusiasts. Its wear-resistant design means it can handle even the most intense workouts. Designed to fit every finger, this strengthener lets you better understand your training progress and results. Colour:Gray Material:PP+high carbon steel Package Contents: 1 x Hand Grip Strengthener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.