AME grips represent years of experience and expertise in all levels of BMX/MX grip development.AME BMX/MX Round grips are composed of Vulcathane, a specially Blended rubber compound combined with UV stabilizing ingredients that exhibit superior oxidation and ozone resistance. As a result, AME BMX/MX Round grips will not absorb moisture, deteriorate, harden or become slick with age, all the while providing andmaintaining superior comfort.AME BMX/MX Round Grips are easy to install and are available in a variety of colors that compliment most dirt bikes. AMEs proven raised and lowered triangle pattern creates a no-slip surface in wet or dry conditions. Larger outer diameter ( compared to the BMX/MX Tri grip ). Special rubber compound for comfort and durability. Oversized flange with large end cap. Easy installation MADE IN USA