As my tests showed, these hexagon airtight GRIPS are the perfect addition to my motorcycle .The easy-grip design allows for a comfortable ride, even on the bumpiest roads. The airtight seal also ensures that my tires stay inflated for longer periods of time. The only con is that they are slightly pricier than other motorbike grips on the market. Overall, I highly recommend this product to anyone looking for a reliable and comfortable upgrade to their motorbike..