[Bottle diameter can be adjusted freely! ] Drink holder for sports bicycles] Not only plastic bottles, but also large plastic bottle coolers can be installed. This item strongly supports cyclists' summer hydration. ◆ Wide size adjustment function Compatible with bottles ranging from 500ml plastic bottles to bottles up to 90mm in diameter Smooth size adjustment with one push *Introduction of sister products "Size adjustable bottle holder NOBI-RU (Nobi~ru) with cage holder anywhere" The main body of the NOBI-RU is equipped with a hook-and-loop fastener-type frame fixing holder. It can also be attached to bicycles that do not have dowel holes for cage mounting. In addition to bicycle frames, it can be mounted in various places such as desk and rack legs, bed rails, etc. 【Notes】 This product is made of aluminum alloy, so depending on the frequency of use, the opening may widen slightly, and the holding power may be weak. In that case, you can adjust the shape by pushing the cage inward by hand to restore the holding power.