Mountainsmith Roll-Top Cooler Cube

Best for Days on the Water

Undo its side buckles and this seam-sealed, waterproof bag is ready to stash up to 29.5 liters of food, drinks, and ice, whether you're heading out by car or kayak. Tie-down loops make it easy to secure on the bow of your kayak or SUP. [$45; mountainsmith.com]