RDX Weight Lifting Reverse Hook Straps | Maya Hide Leather Wrist Grips for Powerlifting, Weightlifting, Bodybuilding, Strength Training & Workout | Great for Deadlift, Shrugs, Chin Up, Dumbbell Rows RDX offers Most Advanced, Scientifically Developed Reverse Grip The hook on this Gym Strap set is set "in" towards the palm of your hand Unprecedented ability to attach itself to dumbbells or weight lifting Adjustable hook and loop closure customizes fit around the wrist No-Slip Custom Engineered Material, Sold in pair. One size fits all