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Hydro Flask Water Bottle Standard Mouth 21 Oz in Harbor Blue - S21CSX384

Model # S21CSX384
Abt # S21CSX384
UPC # 840394220116
Color: Harbor Blue
  • 21 Oz Capacity
  • Double-Wall Vacuum Insulation
  • Cold Liquids Cold For Up To 24 Hours
  • Hot Liquids Hot For Up To 12 Hours
  • Dishwasher Safe
  • Harbor Blue Finish
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Hydro Flask S21CSX384 Water Bottle Standard Mouth 21 Oz in Harbor Blue

Everyday Hydration Hero
Engineered for those who are always on the go, this versatile stainless steel water bottle makes a reliable companion for the gym, work, or travel. Featuring TempShield® double-wall vacuum insulation, it ensures water stays refreshingly cold up to 24 hours and coffee stays hot for up to 12 hours.

Features

  • TempShield double-wall vacuum insulation
  • Keeps drinks cold up to 24 hours, hot up to 12
  • Leakproof when closed
  • Made with stainless steel for durability, pure taste and no flavor transfer
  • Color Last powder coat is durable, sweat-free and colorful
  • Fits most cupholders
  • Dishwasher safe
  • Not for use on a stove, in a microwave or freezer
California customers:

Frequently Asked Questions

  • This water bottle is engineered with TempShield double-wall vacuum insulation technology. It keeps cold drinks refreshing for up to 24 hours and hot beverages warm for up to 12 hours, making it perfect for long days on the go.
  • Yes, the bottle features a secure closure that makes it leakproof when closed, ensuring you can carry it in your bag without worrying about spills.
  • Absolutely. The water bottle is dishwasher safe, allowing for easy and convenient cleaning without damaging the bottle's finish or vacuum insulation.
  • The bottle is constructed from durable stainless steel, which provides a pure taste with no flavor transfer, ensuring your drinks always taste fresh.
  • Yes, with a diameter of 2.85 inches, the bottle is designed to fit most standard cup holders, making it ideal for use in cars, gyms, and office setups.