Mountainsmith Bike Cube. Have you ever shown up for a ride or race and found you left something important at home Worry no more with the Mountainsmith Bike Cube. This well designed, portable bag's storage features serve as a pre event checklist to ensure all the essentials are readily at hand. Contained in its three zippered compartments are interior mesh sleeves ready for a Bicycle Helmet and shoes, a tool organizer panel, a fleece lined pocket for eyewear plus plenty of storage space for clothes. The sturdy Rip Stop Poly material can stand up to whatever you throw at it and at just 15 square hence Bike Cube!, with a tote style handle, it's easy to pack for your next outing.