1.3D Boulder Climbing Design for Targeted Training: Featuring a realistic 3D rock texture and irregular grip points, this training ball simulates real rock climbing scenarios to target finger strength, grip endurance, and precision. The varied indentations and protrusions challenge different grip styles (crimps, open hand, pinch), making it ideal for climbers of all skill levels—beginners to advanced. 2.11x11cm Compact Size & Boxed Packaging: Measuring 11*11cm, the training ball is compact enough for home, gym, or travel use, allowing you to train anytime, anywhere. Comes in a sturdy box for safe storage and easy transportation, protecting the product from damage and keeping your training gear organized. 3.Durable Material for Long-Lasting Use: Crafted from high-quality, non-toxic rubber with a textured surface, the ball offers excellent grip even with sweaty hands. It’s wear-resistant, tear-proof, and designed to withstand repeated pressure and training sessions, ensuring long-term reliability for consistent practice. 4.Enhances Finger Strength & Dexterity: Specifically engineered to build finger, hand, and forearm strength—key components for rock climbing performance. Regular use improves grip power, endurance, and precision, helping you tackle more challenging routes, reduce fatigue, and prevent injuries. Suitable for climbers, athletes, or anyone looking to enhance hand function. 5.Ergonomic & Versatile Training Tool: The spherical shape fits comfortably in hand, allowing for multi-angle training and full-range grip movements. Beyond climbing, it’s also a great tool for physical therapy, rehabilitation, or everyday grip strengthening. Lightweight and portable, it’s perfect for adding to your workout routine at home, the gym, or while traveling—no additional equipment needed.