What do the river-runners, skiers, backpackers, campers, foodies, and all-around adventurers in your life have in common? They all have to eat and drink. And odds are, they prefer doing so outside.

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Believe it or not, you’re just days away from the official start of summer. It ...