21 oz Standard Mouth with Flex Straw Cap New With its distinct black look

With its distinct black look – the long extra thick blade

and full-coverage fit that’ll go anywhere

Gaiter Height at Back:

Two-way centre front zip with an internal draft flap

Compatible with all the normed boots with no compromise on safety or performance

21 oz Standard Mouth with Flex Straw Cap New With its distinct black lookFlip it and sip it. Flip it and sip it with the Hydro Flask 21 oz (621 ml) Standard Mouth Bottle With Flex Straw Cap. With a comfortable, flexible handle, the closeable, leakproof straw cap is easy to open and close with one hand, for on demand hydration. Double wall insulation keeps drinks cold up to 24 hours for cool refreshment. The slim design fits most cupholders and is dishwasher safe. Features Up to 24 hours cold, up to 12 hours hot TempShield