1. Choose a Color

2. Choose a Size

3. Select Quantity

S21SXLS Hydro Flask 21 Ounce Standard Mouth - Lake Superior Engraved

Hydration on the go. Stainless steel, cup holder compatible, fits right in your pack—Hydro Flask's resusable, refillable 21 oz. Standard Mouth insulated water bottles keeps cold drinks cold for 24 hours, hot drinks hot for up to 12 hours, and holds enough hydration for hours of fun.

This listing is ONLY for specially-engraved bottles, which feature a silhouette of Lake Superior.

• TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12
• Flex Cap is leakproof when closed
• Honeycomb Insulated Cap for maximum temperature retention
• Made with 18/8 pro-grad stainless steel for durability, pure taste and no flavor retention
• Color Last powder coate is durable, sweat-free and colorful
• BPA-Free
• Dishwasher safe
• Compatible with the Standard Mouth Insulated Sport Cap
• Lifetime Warranty with Hydro Flask
• All bottles come with Lake Superior engraving

Size & Dimensions

• 21 oz.
• Volume: 621 mL
• Mouth Diameter: 1.19"
• Diameter: 2.81"
• Height: 9.4"
• Weight: 11.3 oz

Product Care

• Refer to Hydro Flask's website FAQ for specialized instructions
• Not for use on a stove, in a microwave or freezer
• Do not use bleach or chlorine
• Do not soak
• Hand-wash with hot, soapy water before first use
• Hand wash in cold to warm water after each use