The Grip Strength Trainer Rings by uxcell are a set of handheld grip strengtheners designed for weight lifting and other strength training exercises. The 3-pack includes rings in multicolor, each weighing 0.04 lbs. These high-quality grip strength trainers are essential for improving hand grip strength and overall fitness. Suitable for individuals looking to enhance their strength and endurance, these rings offer a convenient and effective way to work out at home or on the go.