Material: PP and carbon steel Size: 26.5*15*3.5cm / 10.34"*5.85"*1.36" Color: Two, as shown in the picture 1. Made of high-quality materials, with excellent compression resistance, designed for fitness enthusiasts, effectively improving grip and forearm muscle strength. 2. Adjustable strength design, suitable for training needs at different stages, whether beginners or professional athletes, can find the training intensity that suits them. 3. Small and portable, you can exercise anytime and anywhere without going to the gym, helping you easily achieve your fitness goals at home, in the office or on the go. 4. Scientific fitness and shape tools, through regular training to shape stronger hand and forearm lines, enhance overall body strength and coordination. 5. Comfortable handle design, long-term use without hurting the hands, making every training more efficient and enjoyable. Package includes:1pcs Power Grip