Mammoth Rover Tumbler 30oz - Double Walled Vacuum Insulation Keeps Drinks Hot 12 Hours Cold 36 Hours

Meet the Mammoth Rover Tumbler, a 30-ounce stainless steel travel mug designed for commuters, travelers, and anyone who wants reliable temperature control on the go. With double-walled vacuum insulation and a dark blue finish, it keeps beverages at the right temperature from start to finish.

• Capacity: 30 oz for generous servings of coffee, water, or your favorite beverage—reducing the need for frequent refills.
• Insulation: Double-walled vacuum insulation preserves heat for up to 12 hours and cold for up to 36 hours.
• Material: 18/8 stainless steel construction for lasting durability and rust resistance.
• Lid: Clear lid with a rubber gasket and stopper to help prevent spills while letting you monitor liquid level.
• Portability: Designed to fit in most cup holders for easy transport during commutes, workouts, or trips.
• Care: Dishwasher safe for effortless cleaning after daily use.
• Color: Dark blue exterior offers a sleek, understated look.
• Packaging: Boxed for secure shipment and gifting readiness.

This tumbler minimizes condensation and maintains the temperature you expect, so you can focus on what matters—whether you’re powering through a workday, staying refreshed on a long drive, or fueling your next outdoor adventure. The 30-ounce capacity supports longer outings between fills, while the durable construction and secure lid ensure reliable performance in daily routines and travel alike.