Estee Lauder Futurist Skin Tint Serum Foundation SPF20 #4W1. Perfect for everyday use, this foundation can be easily applied with your fingers or a makeup brush for an even and consistent result. It is ideal for anyone who wants a healthy and natural look without compromising on skin care. Estee Lauder Futurist Skin Tint Serum Foundation SPF20 is more than just makeup; it is an investment in the well-being of your skin.