Stay hydrated with this Purdue Boilermakers 26oz 4D Flex Ice Shaker Bottle from WinCraft. Double-walled and vacuum insulated, this bottle will keep your drink cold for over 30 hours or hot for up to 12 hours, making it a versatile addition to your daily life. With a straw and a flip-up top, you can take a sip of whatever you'd like, however you want, and the Purdue Boilermakers logo makes your loyalty loud and clear to everyone around.