Hydro Flask® Standard Mouth With Flex Cap 21 Oz.
Product ID : NOBR-1601-91-BLK-DERR-0077
Keep life moving with our 21 oz bottle and Standard Flex Cap. It stashes easily into a small shoulder bag or your pack's side pocket. 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.