The exterior of the vacuum sealed area is dipped in copper for added insulation. Copper reduces the transfer of temperature, adding even more insulation to your bottle.
Wide mouth makes it easy to clean, BPA-free lid which means they are very secure. the Straw lid is suitable for cycling and road trip.
Take this easy to carry portable water bottle while hiking, biking, shopping or leave it at the office. While sitting anywhere in any temperature condition, your cold drink will stay perfectly chilled up to 36 hours or your coffee or tea will keep hot for up to 18hours. The insulated water bottle is a great gift for any occasion.
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