Wandering Portals · Care

Most people use half

Tap or drag over what the sun will reach. The glass fills with how much that takes.

The teaspoon rule

A common guide: about a teaspoon each for the face and neck, each arm, the chest, and the back, and about two for each leg. That comes to about nine teaspoons for a full body. The American Academy of Dermatology's guide is at least an ounce, about a shot glass.

Then again

It also suggests reapplying about every two hours, and after swimming or sweating. Each bottle's own directions win.