OHF 2 Counts Arm Builder and Barbell Thick Hand Gripz (Blue) Transform any regular dumbbell, barbell, pull up bar, push up bar, cable attachment or any other bar into thick bar training for only a fraction of the price. Grips will double the size of the bars. Thicker grips helps grow and add muscle and strength to upper body, specifically your arms, quickly and effectively. Gain more mass from your weight lifting Simple design to convert any bar into a thick bar in a matter of seconds. One size fits all system, and easy to carry so you can take them anywhere. You'll never miss your thick bar training OHF hand grip are made from a durable rubber-like material for long-lasting strength. Grips will not slip or compress, so you'll maintain a fat grip throughout the workout. Grips will grab bar like a clamp when in use. Bigger grip equals larger and stronger muscles Thick bar training is used by NFL players, top MMA fighters, bodybuilders, cross-fitters and many other top notch athletes. Thicker bar lifting spreads weight over larger area of the hand. This then creates less stress on joints, less injuries, less imbalances with maximum results. You also maximize grip training. Grip training is no longer an afterthought The size:2 inch (5 cm) thick when closed, 4 inch (10 cm) long, That's big enough to fit your hands and small enough to have a snug fit in virtually every dumbbell.Package contents:2 counts