Never used. I washed it but never used it. Bought it for the peloton. Goes nicely in water bottle holder. Stainless steel, cupholder compatible, fits anywhere—the compact, reusable, refillable 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 quick adventures. Steel Made in the USA 24 hours cold, 12 hours hot TempShield️ double-wall vacuum insulation Leakproof when closed Pure taste, no flavor transfer Durable stainless steel BPA-Free Dishwasher safe Not for use on a stove, in a microwave or freezer Keep hot liquids out of the reach of children water bottle, leakproof, insulated, 24 hours cold, 12 hours hot, dishwasher safe, 24 oz, cupholder compatible Some photos and description from web