Hydro Flask - 21 Oz Standard Flex Straw Cap - Harbor Blue caps 6-panel design with a low-profile

6-panel design with a low-profile crown

Unique Welcome custom shape

while the belt loops with an internal drawstring provide an adjustable fit

and slightly dropped shoulders ensure a comfortable and stylish wear

Hydro Flask - 21 Oz Standard Flex Straw Cap - Harbor Blue caps 6-panel design with a low-profileHydro Flask 21 Oz Standard Flex Straw Cap Harbor Blue Built for reliable everyday hydration, the Hydro Flask 21 Oz Standard Flex Straw Cap in Harbor Blue combines premium insulation with a streamlined, travel friendly design. Crafted from durable stainless steel and equipped with TempShield double wall vacuum insulation, this bottle helps keep drinks cold for hours while remaining lightweight and easy to carry throughout the day. The Flex Straw Cap