Stainless steel and cupholder compatible, the reusable, refillable 21 oz (621 ml) 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.Features:- Up to 24 hours cold, up to 12 hours hot- TempShield® double-wall vacuum insulation- Leakproof when closed- Fits most cupholdersSpecifications:- Diameter: 7.24 cm- Height: 28.32 cm- Weight: 0.34 kg / 0.75 lbCare:- Dishwasher safe, or hand wash with warm, soapy water- Avoid cleansers with bleach or chlorine- Wash before first use- Not for use in a microwave- Keep hot liquids out of the reach of children