What Our Gearhead(R) Experts Are Saying:"I love how the Hopper M12 Backpack Cooler keeps my drinks cold for hours on end, even on long summer hikes. It's surprisingly lightweight for its capacity and fits snugly on my back without feeling bulky. The roll-top design is secure and easy to use, and the insulated body means ice retention isn't an issue. Perfect for solo missions or sharing a cold brew at the summit."We head out for a day of hiking, the YETI Hopper M12 Backpack Soft Cooler slung comfortably over our shoulders. With a design that's as sleek as it is rugged, this packable powerhouse keeps us and our crew refreshed for miles. The durable build of the Hopper M12 makes it a trusted companion, built to endure dusty trails, overgrown brush, and riverside stops. It's lightweight yet roomy enough for up to 20 cans, and with a wine bottle-friendly interior, it's equally at home at a lakeside picnic or an evening concert in the park. Sturdy straps and a roll-top closure ensure an easy carry, while the waterproof construction and puncture-resistant material keep everything inside perfectly chilled. Whether we're trekking up a mountain or setting up camp beside the water, this cooler has us covered from dawn till dusk.