The Mammoth Ascent Tumbler 40 oz Birch is dependable Rock Ridge Outdoors gear built to earn its place in your kit.

The 40oz Mammoth Ascent boasts an array of standout features including a durable powder coat finish a secure easy-grip handle and a super thick 0.6mm exterior of 18/8 kitchen grade stainless steel to resist dents.

In stock and ready to ship from Dawson Defense, an Arizona-owned licensed dealer.