Manufacturer: Hygenic Corporation Thera-Band Hand Exercisers, X-Large, Blue, Firm are specially designed therapeutic tools that help enhance hand and forearm strength through effective resistance training. With a firm level of resistance, these hand exercisers are perfect for individuals looking to improve grip strength, dexterity, and overall hand function, making them suitable for rehabilitation, injury prevention, or general fitness. Features: -The blue color indicates that this hand exerciser provides a firm resistance, making it ideal for users who are at an intermediate level of strength training. It's particularly beneficial for those recovering from injuries or looking to maintain muscle strength. -Crafted from durable, non-toxic rubber, designed for long-lasting use. It maintains the shape and resistance even after repeated use. The soft texture and ergonomic design ensure a comfortable grip during use, allowing for extended training sessions without discomfort.