The Dakine Drafter 12L. Picture from Dakine.com The Dakine Drafter is Dakine's interpretation of a versatile mid-sized backpack designed for all-day trail riding. Dakine might not be the first company that you think of when someone mentions hydration packs for mountain biking, but the Drafter does actually have some very thoughtful features that any mountain biker will appreciate. The main ones are the following: 12L main compartment 3L Hydrapak reservoir Separate bladder compartment Air Mesh back panel Helmet carrying pouch on the back Main Compartment The backpack features a roomy 12L main compartment with two zipped pockets on the outer flap, a fleece lined pocket on the inside of the pack, and a pump sleeve beside it that fits both a regular pump and a shock pump. This is actually a really nice feature if you ride a full suspension bike, since many of us carry a shock pump to adjust suspension during the ride. A lot of manufacturers makes pump sleeves that only h...