ZEFAL 18.5oz ARCTICA PRO 55 INSULATED SL/BU THREADED Length adjustable shoulder strap with

Length adjustable shoulder strap with grip textured shoulder pad for off the bike use

drops flare out slightly

The aero profile provides significant performance and durability gains over previous rim brake models

Synthetic leather material

quick release style clamp and one handed phone release

ZEFAL 18.5oz ARCTICA PRO 55 INSULATED SL/BU THREADED Length adjustable shoulder strap withHigh performance insulated system maintains temperatures for over 2. 5 hrs Pro Cap double closure system for 100% watertight transport Soft push valve for a pleasant mouth feel Over molded cap cover for better grip on the bottle Durable, oderless and flavorless material