Aerodynamic Design: Optimal height and width reduces drag caused by stem and headset spacers with no increase in frontal area 72 degree nose fits tight against stem, tapering into a smooth aero profile Focus on the Road: Smarter Features for Carefree Storage: No more fumbling for the small vitals, or risk dropping them when they are needed most. Tuck away salt, electrolyte or Ibuprofen tablets into one of the 4 exterior pockets Pockets are highly elasticized to keep items protected yet easily accessible Large, easy-pull zipper for ease of access to main compartment even when race day adrenaline is at its peak Highly visible, silver coloured interior makes it easy to find contents Installs Quickly and Stays in Place: Durable, non-seizing steel screws for easy installation and removal Rubberized hull stabilizes storage Structured inserts maintain shape even at full capacity Dimensions:8.4” (21.3cm) L x 2.5” (6.4cm) H x 1.5” (3.8cm) W Material:Smooth woven Nylon exterior. Reflective, insulated interior lining. Anti-slip rubber base. Volume:23.2 in3 (380 cm3) Weight:2.7 oz (76g)