Three-speed adjustable settings allow users to customize resistance levels for optimal hand strength training. Made with high elasticity materials, ensuring durability and long-lasting performance during exercises. Compact and portable design makes it easy to carry and use anywhere, perfect for on-the-go workouts. Ideal for stress relief, helping to alleviate tension and improve focus through hand exercises. Suitable for all fitness levels, from beginners to advanced users, promoting gradual strength improvement. This finger strength trainer is designed to enhance hand strength and dexterity through adjustable resistance levels. Its elastic construction provides a comfortable grip, making it suitable for hand sizes. Whether you're looking to improve your grip for sports, rehabilitation, or stress relief, this trainer is an excellent choice. Use it , in the office, or while traveling to maintain your hand fitness routine. Color: Black Material: Nylon + Silicone Package Contents: 1X adjustable finger strength trainer 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.