

$538.55
Now you can actually fit ice cubes it in.
When you're out at work or traveling, this large insulated water bottle can meet your daily water needs and keep it cold all day.
When your half gallon water bottle is filled with ice, it will keep cold for 48 hours.
When you fill it with ice, it can stay cold indoors for 2 days; it can stay cold outdoors for at least 1 day. This way you can drink ice water anytime, whether you are at home or outside.