21 OZ Little Big Mouth 2.0 Bottle RBX HONED GEOMETRY: This bike’s geometry

HONED GEOMETRY: This bike’s geometry delivers big bike capability when you need it

we landed on 20 optimized carbon fiber spokes that are not only 29% lighter than their steel counterparts

while a lower stack creates a performance first position

When you need more visibility at night or on dark bike tracks

21 OZ Little Big Mouth 2.0 Bottle RBX HONED GEOMETRY: This bike’s geometryOur best selling bottle, the Little Big Mouth 21oz Bottle takes a revolutionary design and shrinks it down a bit. It's conveniently shaped and absolutely leak proof. It has a tight sealing Big Mouth screw top that's ultra wide for adding things like ice or your hydration powder of choice. This piece also provides an incredible level of water flow that's up to 50% greater than the competition. Meanwhile, we gave the bottle a flexible, ergonomic design