Ergonomic design reduces stress on your wrist Triple density material supports your hand where needed Anchor clamp prevents grips from rotating on handlebar BioLogic Arx grips support for the palm of your hand and position your wrists to minimize numbness during long rides. The ergonomic support lets you relax your hands more during rides, resulting in less fatigue and more control when you need it. The grips lock into position so that they do not rotate on the handlebars, and have a triple density design that puts a soft compound rubber just where you need it. 1 Pair (1 x Grip 130mm, 1 x Grip 90mm supplied)