18oz (532mL) Standard Mouth Flex Cap cups then slides open wide enough

then slides open wide enough for easy drinking and reusable straws

refillable 21 oz Standard Mouth insulated water bottle keeps cold drinks cold for 24 hours

Wide Mouth opening is ice cube friendly

Take your Hydro Flask on a walk or hike

25" Product Height 4

18oz (532mL) Standard Mouth Flex Cap cups then slides open wide enoughYour daily sip. Stainless steel and cupholder compatible, the reusable, refillable 18 oz Standard Mouth insulated water bottle keeps cold drinks cold for 24 hours, hot drinks hot for up to 12 hours, and holds enough hydration for hours of fun. 24 hours cold, 12 hours hot TempShield double wall vacuum insulation Leakproof when closed Pure taste, no flavour transfer Durable stainless steel Fits most cupholders BPA Free Dishwasher safe Not for use on a