black mountain merchandise bar grips are 2 inch thick and crafted from a long lasting non-slip rubber. The internal diameter of the grips is the proper size to healthy any kind of weight barbell, dumbbell, pull-up bar, or kettlebell. The thick grip adaptors are made with a long lasting non-slip rubber with a move hatching layout for introduced grip. Barbell grips are incredible for speedy boom in forearm and biceps energy and length. Fats grips assist to lessen calluses, hand ache, and pressure on your joints in comparison to using fashionable metallic bars. Every set of think grips comes with a manufactures lifetime guarantee.