21oz (621mL) Standard Mouth Flex Straw Cap All Gear But Sale pairs great with our Kid’s

pairs great with our Kid’s Hydro Flask bottles

Leak-resistant

then slides open wide enough for easy drinking and reusable straws

mugs and more in tip-top shape

welded liner

21oz (621mL) Standard Mouth Flex Straw Cap All Gear But Sale pairs great with our Kid’sFlip it and sip it. A cupholder compatible water bottle with leakproof Flex Straw Capeasy 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 not