Fidlock Twist 450 Bottle and Universal Base - ClearThe small Twist bottle 450 has an optimized easy squeeze thanks to a softer material. The bottle cap has a high flow valve that is self sealing, leak proof and comes with an optional dirt cover, so the mouthpiece stays clean out on the trail. This bottle can fit on any bike big or small and is paired with a magnetic mounting system. Includes the Twist bike base for mounting to the standard braze ons. Rounded ergonomic design Improved squeezability