Sandcastle building, swimming, and lounging in the sun: a beach trip is truly summer at its best. Don’t let your next trip bum you out, though: we’ve got ways to make sure you stay cool, protect your assets and even keep sand out of your car (well, kinda). Click through the gallery for 15 ideas that will make your next trip to the beach so much easier.

Chill the Sunscreen

Once you’ve lathered your kid up, stash the sunscreen in the cooler, where it will be nice and cool for the next application. You’ll lower his body temperature and keep him sun safe at the same time, and grown-ups will enjoy this welcome chill, too.

photo: Jen via flickr

Do you have any beach hacks to share? Tell us in a comment below!

—Natasha Davis & Amber Guetebier