After a day of fun in the sun (wearing sunscreen, of course!), our skin may need to be soothed, hydrated, and overall revived. Skip the potentially messy creams and lotions, and reach for a sheet mask instead. All you have to do is slap it on, kick back, and let the potent serums soak into your skin for the next 15 to 20 minutes. Intrigued? See some of our favorite post-sun saviors ahead.