Banana Boat Kids Powder Dri SPF 50 180ml. Put sand in its place - off your kids. Banana Boat Powder-Dri Kids SPF 50 goes on like a lotion, but dries like a powder, meaning sand won\'t stick! Perfect for kids busy outdoors and on the beach! A truly non-greasy sunscreen, now you can keep your kids protected without any fuss. Broadspectrum photostable UVA/UVB protection (AvoTriplex)(R). Powder Dri Lotion: Super light lotion dries quickly to a powder finish, water resistant for 40 minutes in water, dermatologically tested & fruity fragrance.