In a world of marginal gains and painstaking attention to detail every gram counts and no stone can be left unturnedThe Fly was born directly out of years of feedback from the world's fastest riders and the desire to create the ultimate lightweight racing bidonBy bringing new materials to bidon construction and pushing mold technology to its very limits, Elite have created the lightest ever bidon, half the weight of the all conquering CorsaWall thickness has been pared down to the absolute minimum whilst maintaining integrityStripped down, 2-piece cap is light and super-fast to remove with the opening designed to easily take powder scoopsSimplified, 1-piece valve retains the blow-off safety feature that made the Corsa a peloton favourite but in a lighter form100% biodegradable, entire bottle, including the cap is compostable and will return to the elements thanks to the corn-based plastic (rather than oil-based)This is a dedicated racing bidon, for daily use please see our heavier duty models such as the Ombra or Corsa100% BPA Free