Dotdash Meredith and Yahoo Inc. may earn commission or revenue on some items through the links below.

Travelers say they “go nowhere without” the tiny device that fits easily into a personal item.

<p>Travel + Leisure / Tyler Roeland</p>

Travel + Leisure / Tyler Roeland

Vacation is the time for having fun and exploring new places, but it’s never risk-free. That’s why it’s important to do all you can to protect your well being and mitigate safety concerns before they arise. The better prepared you are, the more peace of mind you’ll have when you’re on the road.

One easy way to help ensure your safety? Picking up a portable door lock, such as the Addalock Portable Door Lock, which has earned top reviews from thousands of buyers for its effectiveness and easy installation. Even TikTokers have taken notice, like this one who demonstrated its success after an unplanned run-in with maintenance.

<p>Amazon</p>

To buy: amazon.com, $18 (originally $32)

Available at Amazon, the portable lock made by Rishon Enterprises can be used to secure and lock the majority of doors found in hotels, Airbnbs, rentals, and more — as long as they swing inward. To use it, just insert the handle into the door, open the door enough to get the components inside, and then lock it into position – no tools needed. Within a matter of seconds, you’ll have added an extra layer of protection and privacy to your door.

Related:

Weighing in at just .01 ounces, the lock definitely won’t weigh your luggage down. And because it’s so small — just 5.8 inches by 3.5 inches by .7 inches — you can throw it in your bag before a trip so you always have it on you. You won’t lose it thanks to the striking red color, though it can’t be seen by

Read the rest