Introducing Columbus Cento a limited edition line of merchandise and cycling clothing to celebrate the 100th anniversary of Columbus Tubing. FLY is the lightest 550 ml sports bottle available worldwide. Its record 54 grams-only weight is achieved through its variable thickness. New, unique racing design, developed for great stability in the bottlecage and easy extraction while cycling. FLY's compact shape makes it easy to use with smaller frames. Standard diameter makes FLY compatible with most bottlecages on the market.