Hydro Flask Tumbler 21oz (621ml) Standard Mouth with Flex Straw Cap

More hydration for more fun with our leakproof, Flex Straw Cap. Our 21oz (621mL) Standard Mouth with Flex Straw Cap is just the right size for staying hydrated before, during and after activity. Beverages stay cold for 24 hours and hot for up to 12. The Flex Straw Cap is leakproof and makes it easy to sip on the move.

Product Benefits

Flex Straw Cap is leakproof when closed, to transport without worry

Flex Straw Cap makes cold refreshment that much easier

Flex Strap is easy to transport and comfortable to carry

Honeycomb™️ Insulated Cap Insulated Cap for maximum temperature retention

Made with 18/8 pro-grade stainless steel to ensure durability, pure taste and no flavour transfer

TempShield®️ double-wall vacuum insulation keeps beverages cold up to 24 hours and hot up to 12 hours

Colour Last™ powder coat is dishwasher safe, keeping your bottle slip-free and colourful

Dishwasher safe

BPA-Free & Toxin-Free

Free from toxins, free from worry

Size & Dimensions

Volume     621mL

Mouth Diameter     4.85cm

Diameter     7.28cm

Height     23.87cm

Weight     320.3g