Features: [Comprehensive hand training]: This hand trainer can effectively train all muscle groups of the hand, including finger strength and grip strength. Whether it is to increase grip strength, improve finger flexibility or improve overall grip strength, it can meet your needs. A comprehensive exercise program is provided for athletes, fitness enthusiasts and people who need daily hand strength exercises. [Massage Palms]: Our grip strength trainer has many precisely designed hexagonal grooves on its surface. With close contact with the palm, it can stimulate the acupuncture points of the palm, activate blood circulation and eliminate blood stasis, promote blood circulation, relieve fatigue of the palm and body, and improve fitness effects. At the same time, it is beneficial to health and has obvious long-term effects. [Durable and Comfortable Material]: The interior of the hand trainer finger trainer is made of high-quality stainless steel material and abs inner shell, and the surface is made of high-quality silicone material, which has excellent durability and stability.it can maintain a high level of comfort during long-term training and is suitable for daily, repeated use. [Train hand stability and flexibility]: In addition to increasing grip strength, the finger exerciser can improve the stability of finger joints. Specification: Material: ABS and TPE and Carbon Steel Spring Color: Black, Pink Training Site: Hand Department Name: Unisex Type: Finger Exerciser Origin: Mainland China Type of sports: Strength Training Package includes: 1x Hand Grip Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.