Fangrui Product Details Fits Most Bars: Thick Bar Grips Fit Virtually All Barbells, Dumbbell Handles, Weight Bars, Pull Down Ropes, Cable Machine Attachments, And Kettlebells. Whether You Are In A Home Gym Or A Professional Gym, It Can Be Quickly Installed And Used On Many Fitness Equipment, For Anyone Looking To Build Muscle And Strength. Muscle Building: A Thicker Grip Requires More Strength In The Fingers, Wrists And Arms, Help You Build Bigger, Stronger Arms And Gain Strength In Your Forearms, Biceps, Triceps, Hands, And Upper Body. Relieve Hands Stress: Made From High-quality Silicone Rubber Adds Stability To The Dumbbell And Creates Less Stress On Joints, Fewer Injuries. Anti-slip: The Thick Grips Are Produced Using High-thickness Silicone Elastic, The Grain Of The Concave Design Effectively Increases The Friction Between The Palm And The Handle, Which Can Be Comfortably Held Without Slipping, Avoid Injuring Yourself When Using All Kinds Of Weight Lifting Equipment, Makes Your Exercise More Comfortable And Safe.