Deuter 32133 71300 Race EXP Air with 3 Liter Reservoir - Perfect for Hiking, Biking, Hunting, Off-Road and Motorcycling This sleek pack (includes a 3 L Reservoir) features the Air comfort FlexLite System with a flexible frame, extremely low weight and three-sided ventilation Also the new mesh hip fins provide extra secure fitting of the pack. If you need to take that little bit more with you, it has practical volume expansion options Air comfort FlexLite back system. Easily adjustable chest strap. Fold-away helmet flap. Front pocket with zipped valuables pocket. Wet laundry compartment Mesh side pockets. 3M reflectors at front, sides and back. Loop for safety light. Rain cover