Strap-on water bottle cages that attach instantly for all sizes of bottles, from 24 oz. to 64 oz. stainless steel beer growlers. Growler, beer growler, growler cage, beer growler cage, beer growler bicycle, beer growler bike, steel bottles, Klean Kanteen, extra water bottle cage, extra cage, strap-on cage, strap on cage, velcro cage, velcro water bottle cage, velcro bottle cage, bike water bottle cage, flashlight, flashlight holder, bike lock bracket, bike lock velcro, cage adapter, bottle cage