Keep life moving with the 21 oz bottle and Standard Flex Cap. It stashes easily into a small shoulder bag, your pack’s side pocket, or your car cup holder, and holds enough ice cold goodness to keep you going for hours without weighing you down. 
 
Features: 
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 
Compatible with Standard Mouth Insulated Sport Cap