Mammoth Ascent Tumbler 40 oz Birch

The Mammoth Ascent Tumbler 40 oz Birch is designed for operators, field personnel, and outdoor professionals who require reliable hydration in demanding environments. With a generous 40-ounce capacity, this tumbler is perfect for extended operations, range sessions, or remote fieldwork where performance is crucial.

Constructed from heavy-gauge 18/8 kitchen-grade stainless steel, the Mammoth Ascent features a robust 0.6mm exterior wall thickness that resists denting and corrosion. The durable powder coat finish enhances its resistance to abrasion, ensuring it maintains integrity through repeated use. The tumbler also includes a secure, easy-grip handle for confident carrying and one-handed operation, even in challenging conditions.

Ideal for professionals in law enforcement, military operations, and outdoor pursuits, this tumbler ensures consistent hydration, which is vital for mission readiness and endurance. Its 40-ounce capacity strikes a balance between ample fluid volume and compact size, making it suitable for vehicle storage or field pack integration.