Logest Metal Hand Grip Set, 100LB-350LB 6 Pack 50LB-350LB 7 Pack No Slip Heavy-Duty Grip Strengthener with Gift Box, Great Wrist & Forearm Hand Exerciser, Home Gym, Hand Gripper Grip Strength Trainer

Durable Construction: Expertly crafted using alloy steel construction, this grip strength trainer set will serve you well throughout the years. Silicone covers 6x pairs for each grip with raised textures are also provided to ensure a firm, non-slip grip and comfortable use.
Hand Exercisers: Unlike most workouts, you can take these hand trainer with you and exercise everywhere you go. Use them at home, at the office or when traveling, and turn your downtime into a productive workout session.
Hand grip Strengthener: Targeting your forearms and arm strengthener, fingers, and wrists, these hand grips provide the perfect way for building up hand strength and increasing your grip. As your hands become stronger, you’ll be able to lift heavier weights.