First of all, your SPF should be a daily addition to your skincare routine.
Luckily, there are a few ways to make this simple step even easier.
As for the SPF number, the outlet recommends shooting for 30.

Unfortunately, the United States is particularly bad atapplying and reapplying sunscreen.
When you get outside, however, just double-check you’re protected.
According to the outlet, your sunscreen is only effective for two hours after your program.

However, if yourmain sunscreencomes from a spray can, you may want to choose a different variety.