21oz (621mL) Standard Mouth Flex Straw Cap Outdoor Kitchen 18L Mouth Diameter 5

18L Mouth Diameter 5

Medium boot is not compatible with 32 oz or 40 oz Lightweight Wide Mouth Trail Series bottles

A cupholder-compatible water bottle with leakproof Flex Straw Cap and boot—easy to fill

flip-top chug spout

The wide mouth cap easily fits ice cubes to keep things cool

21oz (621mL) Standard Mouth Flex Straw Cap Outdoor Kitchen 18L Mouth Diameter 5Flip it and sip it. A cupholder compatible water bottle with leakproof Flex Straw Cap and booteasy to fill, easy to drink. Open it up, add your ice, and flip to sip. The insulated stainless steel keeps it cold for up to 24 hours. 24 hours cold, 12 hours hot TempShield double wall vacuum insulation Dishwasher safe Leakproof when closed Pure taste, no flavour transfer Fits most cupholders Durable stainless steel BPA Free Dishwasher safe Flex Straw Cap