What's Special About HydroFlask?

Features include:

• Vacuum Insulated Stainless Steel Water Bottle (Hydro Flask)
• Keeps beverages cold up to 24 hours and hot up to 12 hours
• Wide Mouth opening fits Hydro Flask Straw Lid, Hydro Flip, and Wide Mouth Flex Cap
• BPA-Free and Pythalate-Free
• Comes in 32oz ($35.99 plus tax) or 40oz ($42.99 plus tax) sizes.