The Boulder Insulated Water Bottle is our flagship thermal hydration vessel that will keep your beverages hot or cold all day long. Made from food grade 18/8 stainless steel and featuring our signature TriMax® ® triple insulation technology, it’s vacuum insulated and tested to keep liquids cold for 40 hours and hot for up to 12 hours.
SAVE 25% Back to School SALE - Code School25
