Pared down to the essentials, Deuters new Flyt 12 SL still has all the features you need for a big day on the trails: Clips to attach a half-shell helmet, side compression straps to attach a full-face helmet and two stowable gear straps for attaching protective gear to the outside of the pack. And of course, theres the TV/GS-certified back protector thats easy to remove and provides maximum safety for when things go wrong. The deuter Airstripes back system on the Flyt provides excellent ventilation across the back.