Hydrostatic Backerplate provides structure to reservoir allowing it to easily be shoved into a loaded pack and provides a flat profile Easy slide top opening seals watertight and provides wide access for filling and cleaning Pour Shield extends the collar to ease filling in shallow sinks Carry handle Magnetic bit valve Hydrapak blaster bit valve offers fast, smooth water flow with 1/4 twist on/off Quick connect system allows for easy removal of reservoir Ergonomic handle allows for true on-handed filling, making it easier to carry and pour as well Compact bite valve provides excellent water flow Thumb-operated on/off lever is easier than ever to operate with one hand Compact Slide-Seal opening aids one-handed filling, removes bulkiness, slides into packs easier and seals securely Seamlessly integrates with new HydraClip reservoir hanger in packs for secure carry Exceptionally secure hose magnet system Center baffle and backer plate flattens the profile while carrying stiffness through to the front panel, reducing bending and buckling while loading

Fiberglass Composite Shell: Most budget helmets cut back by using cheap polycarbonate
***A note on the Shoei Hornet X2: I tried to get a comparable graphic package on each helmet tested since fancy graphics inflate the price above the solid color schemes
Regarding water resistance, most of us dont deliberately cycle home in the rain or leave the hotel just as a downpour hits, so needing a 100% waterproof bag for everyday use isnt necessary
Sure, the rods nice and fast, but there is just so much to it that has opened up to me over time