Elevate your everyday with a custom-ready standout. The BrüMate® Era Flip 40 oz is a professional daily companion. Built with double-wall vacuum-insulated stainless steel to guarantee exceptional cold retention up to 24 hours. Enjoy the effortless sipping of the ColdKey™ stainless steel straw and protect your straw from germs with the 100% leakproof SlideSeal™ magnetic slider. To protect the quality of your custom design and keep it in rotation, we recommend handwashing only.