Features： 1、Streamlined Design: Integrated molding process makes the curve smoother, effectively reduces wind resistance, and makes riding easier 2、Stable and Tough: Placement is stable and does not affect the displacement. Super tough and will not deform or break due to strong impact. 3、Unique Double Sided Treatment Process: Part of the polished surface, part of the frosted surface, making the cup holder beautiful and durable. 4、Durable Material: Adopts high quality glass carbon fiber materials, safe, reliable, firm, and long service life, has more refined appearance. 5、Fixing Bottle: The protruding part at the bottom ensures that the kettle will not slip from the bottom, and the upper bayonet makes the kettle more stable and will not shake. Specification： Item Type: Ultralight Bottle Cage Material: Glass Carbon Fiber Weight: Approx.73g/2.69oz Package List： 1 x Bottle Cage 1 x Wrench 2 x Screw