OYinw Grip

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Value packaging-Although other hand exercise products have a single grip enhancer, we provide you with a pair of grip enhancers, so you can exercise both hands or with a partner at the same time. These are designed with two-way handles and are suitable for all hand sizes.
High-quality structure-The soft-touch plastic body, rubber non-slip handle, and high-quality stainless steel spring combination provide an unparalleled experience while ensuring lifetime durability. This product does not produce the squeaking noise produced by low-quality products.
Fully adjustable resistance-The grip enhancer is designed to allow you to control resistance levels of 10-40 kg (22-88 lbs (approximately 10-39.9 kg)). You can obtain higher resistance by turning the knob clockwise, turning counterclockwise Reduce resistance.
Improve strength and performance-this product is perfect for athletes and musicians. It will recruit and exercise your forearm, wrist, hand and finger muscles. People with wrists or tendons can also use this product to bring great help.
Lifetime Warranty and Bundled E-book-We are proud to provide customers with quality products, so we provide this warranty to give you peace of mind