Engineered for daily performance and superior thermal retention, the RTIC® 30 oz Tumbler is a workspace essential built for the move. Combine the energy of your brand with the rugged, go-anywhere durability of RTIC®. This double-wall vacuum-insulated tumbler is crafted from heavy-duty stainless steel, designed to keep drinks ice cold for up to 24 hours or hot for 6. The sleek, tapered design fits most standard cup holders, while the splash-proof lid ensures a secure experience during transit. To ensure the long-term brilliance of the finish, hand-washing is recommended, serving as a versatile partner from the morning commute to the evening patio.