Hydro Flask - 21 Oz Standard Flex Straw Cap - Mermaid Green singles Herringbone rubber outsole for classic

Herringbone rubber outsole for classic grip and flexibility

soft cotton blend for warmth and comfort

complemented by a subtle logo graphic

With breathable mesh uppers and synthetic overlays

OrthoLite® sockliner enhances long-lasting comfort and breathability

Hydro Flask - 21 Oz Standard Flex Straw Cap - Mermaid Green singles Herringbone rubber outsole for classicHydro Flask 21 Oz Standard Flex Straw Cap Mermaid Green Designed for easy everyday hydration, the Hydro Flask 21 Oz Standard Flex Straw Cap in Mermaid Green combines practical functionality with the brands trusted insulated performance. Crafted from durable stainless steel with TempShield double wall vacuum insulation, this bottle helps keep drinks cold for hours while remaining lightweight and comfortable to carry. The Flex Straw Cap provides