Hydro Flask

Keep cold drinks icy cold and hot drinks piping hot with the 21 oz. insulated stainless steel water bottle by Hydro Flask. This size fits well into your car cupholder, a small shoulder bag or the pocket of a backpack and the double wall vacuum insulation keeps any temp for hours.

S21SX750
Versatile: middle-of-the-road size
TempShield™ insulation: eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
Durable 18/8 Pro-Grade Stainless Steel construction
BPA-Free and Phthalate-Free
Proprietary Powder Coat: easy-grip & sweat free
Compatible with Standard Mouth Insulated Sport Cap
Lifetime Warranty