Jsdoin 2 Packs Hand Grip Strengthener, 5-60kg Fitness Grip Strength Trainer with Stainless Steel Spring, Adjustable…

【Adjustable Hand Strengthener】From 5kg to 60kg, you can adjust its resistance to suit your level; take it slow and then go hard on yourself, all the while increasing your hand grip strength
【Injury Rehabilitation】:Daily exercise with this grip strengthener helps restore hand injuries, rheumatoid arthritis, arthritis, carpal tunnels, tendonitis, fractures, wrist fractures and tendon surgery.
【2 packs & Ergonomic Design】With 2 Packs , you could train your two hand at same time. With high quality and soft materials and, our Hand Grip Strengthener will make your exercise more comfortable and safe.
【Fits all Hand Sizes and Portable Design】No matter you’re women or men, kids or adults, beginner or an experienced person, you can start grip training anytime and anywhere. that you can easily put them in your bag, pocket and carry them anywhere.
【High Quality and Durable】 – Our grip strength trainer is made of heavy-duty plastic and reinforced metal alloy materials, unlike our competitors, which will break or even be made of low-quality materials. Durable and safe, it will not damage your hands and fingers, which will bring you an excellent user experience.