Hydro Flask Wide Mouth Flex Cap

The Wide Mouth Flex Cap is designed for ultimate portability and easy-carry comfort. It's insulated, flexible and built to last.

• Award winning design
• Honeycomb insulation™ helps keep cold drinks cold and hot drinks hot
• Durable, stainless steel pivots allow strap to move easily
• BPA-free and phthalate-free
• Manufacturer's lifetime warranty
• Color: Black