Upgrade your commute-friendly essential. The Grizzly Grip Rough N Tumbler 30oz is a rugged, professional-grade asset. Crafted to perform under pressure, it utilizes robust double-wall vacuum insulation to maintain ideal beverage temperatures from your early morning transit to late afternoon meetings. The premium ceramic lined interior guarantees that your coffee retains its authentic flavor profile without any metallic aftertaste. Moving from the conference table to a demanding job site is secure and comfortable thanks to the integrated Grizzly Grips, and the twist on spill resistant flip lid prevents costly accidents during busy travel. To ensure the long-term brilliance of the finish and keep it pristine for years of use, hand-washing is recommended.