Wearing a full face of makeup when you are at the beach or pool can look silly.  Opt for sheer, light products that bring out a warm sunny glow but still protect you from the harmful UVA/UVB rays of the sun.     Before you head out, apply a generous coat of sunscreen allowing at least 30 minutes for the lotion to dry.  While you are out at the beach/pool you can reapply sunscreen by using a Powder SPF.  Try Peter Thomas Roth's Instant Mineral Powder SPF 45.  The light, matte powder gives the complexion a smooth, radiant, youthful look. while blocking out harmful UVA, UVB and infrared rays to help prevent sunburn, skin damage, freckling and discoloration.    When the weather is hot and humid, it's a sure bet that your cream/liquid foundation is going to smear and slide immediately.  If you feel the need for coverage, mix a bit of your foundation with your sunscreen instead.  You may want to consider switc...