XLAB Stealth Pocket 400 XP Tapered aero design features a 72 degree front that fits tight up against the stem Non-slip surfaces underneath and on the front of the bag redudes bag movement Non-slip rubber zipper pull for easy one-hand operation Silver colored interior makes it easy to find contents and features a stretch mesh pocket small items Proprietary insulation material at the sides to keep items coolMounts to top tube with Velcro strapsFour outside pockets for easy access to the small vitals like ele