Avian Flask Box Set-6oz Clipless It features a raised mid-frame

It features a raised mid-frame that can be used as a step and each roller has a noise insulator for super quiet training so you won't disturb others and can ride in peace

Researched and developed to optimize ventilation

A bike and a pair of Vans is really all you need in life

Available in 8

20mm axle adapter set included

Avian Flask Box Set-6oz Clipless It features a raised mid-frameThe Avian Flask Box Set 6oz at J&R Bicycles is just the right size to hold a bit of beverage, adult or otherwise, and packs away easily in a pocket or bag. Made of stainless steel with a secure screw top, this flask can handle being tossed in your bag and banged around. Makes a great gift idea or just grab one for yourself.