[DURABLE CONSTRUCTION] Made with high carbon steel, this finger grip trainer features a sturdy aluminum handle that is lightweight and comfortable to hold, providing a durable and effective workout tool designed to last for years. [PORTABLE HAND TRAINERS] These compact hand exercisers are easy to carry, allowing you to strengthen your hands anytime and anywhere—whether at home, in the office, or on the go. [GRIP STRENGTHENER] Designed to improve forearm, hand, and wrist strength, these grip trainers help increase overall grip power. As your strength improves, you can progress to higher resistance levels. [PERFECT COMBINATION] This 6-piece set includes grippers ranging from 100 to 350 lbs, increasing in 50 lb increments to support gradual strength progression. The set offers excellent durability and wear resistance. Material: High carbon steel + aluminum alloy Color: Silver + black Package Contents: 1 x 100 LBS grip strength trainer 1 x 150 LBS grip strength trainer 1 x 200 LBS grip strength trainer 1 x 250 LBS grip strength trainer 1 x 300 LBS grip strength trainer 1 x 350 LBS grip strength trainer Note: Light reflection and differences in display screens may cause slight variations in color. Measurement may vary by +/- 1-3 cm.