The Mammoth Ascent 40 oz tumbler from Rock Ridge Outdoors is built for extended hydration during outdoor activities, workdays, and travel. It combines a robust powder coat finish with a thick 18/8 kitchen-grade stainless steel exterior to resist dents and wear. A secure easy-grip handle and optional high-resolution laser engraving on up to two sides add practical utility and personalization options.
Key Specifications
- The capacity is 40 oz.
- The finish is a durable powder coat.
- The handle style is a secure easy-grip handle.
- The exterior thickness measures 0.6 mm.
- The material is 18/8 kitchen-grade stainless steel.
- Engraving is available on up to 2 sides.
- The listed weight is 1.58.
- The listed shipping weight is 1.58.
- Color is Black.
Rugged and thoughtfully detailed, the Mammoth Ascent 40 oz keeps beverages close and protected through long days and active pursuits. Its thick stainless shell, secure handle, and customizable engraving make it a practical addition to outdoor kits, jobsite packs, or daily carry for anyone who values durable hydration solutions.









