When your top criteria for a school water bottle are durability and fun, this Stainless Steel Mood Bottle is a perfect match. The 24 oz. bottle includes a twist cap with silicone carrying strap and has single wall stainless steel construction. When it's filled with cold water, the bottle changes color to match the strap! Customize this 9 7/8" high bottle with your choice of one-color imprint screen printed on one side. Custom Mood Bottles are great favors for Prom, gifts for your Senior Party, student awards, or school store items. NOTE: The color change will stay solid for 3-4 hours.