Swell bottles feature Therma-Swell Technology with triple-layered, vacuum-insulated construction designed to keep beverages cold for up to 48 hours, or hot for up to 24 hours. Designed with an opening wide enough for most ice cubes so you can easily refill and reuse it over and over. Whether you're hitting the road, bike trails, or the gym, you’ll find S’well fits just right in most standard-size cup holders.
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