It's summertime in New York City and here in Central Park, people are out and so is the sun. One of the most important things to remember is your sunscreen. Enter the Boon UV sunscreen applicator.It's just one of four viral products that caught our eye on social media, and we wanted to check them out to see if they make a day in the sun even more fun. On social, Boon UV sunscreen applicator claims to make applying sunscreen less messy with no hassle. Let's open it up.All right, we're going to fill this all ...