We asked flight attendants in the BuzzFeed Community to tell us about all the best travel products, and here are their recommendations! 1. A collapsible, refillable, leakproof water bottle that won't take up a ton of room in your bag when you don't need it (like when you're going through security) but expands to hold a full 25 ounces that you can fill at a water fountain. TBH, pretty much every flight attendant who commented mentioned a refillable water bottle, because it's true that flying seriously dehydrates you! — melissam4dba49ab0 "Hydrate so much! I love to drink lots of water — bring your own bottle!" — melialexander It's easy to drink from because it has a wide spout that's protected from random dirt and germs because it flips down, but it's also simple to refill because the entire lid pops up, so you have a wide mouth that can even fit ice cubes with no problem.

Both caps seal, so the entire bottle is leakproof, and it's completely dishwasher safe, like most silicone. Reviewers love it for cruises, flights, road trips, and, of course, everyday use. Get it from Amazon for $34.

95 (available in five colors). 2. Or a water bottle with a filter so you can fill your bottle at pretty much any sink or water fountain and KNOW that it's going to taste delicious, not funky or chlorine-y.

"Can’t trust that hotel water." — cecelial4d8a192cd "Always have a refillable water bottle with you. You may need water before takeoff, but we are always struggling so much to have ev.