Yayi highly recommends the Born This Way Matte 24 Hour Foundation in Sand color by Too Faced. According to Yayi, this foundation provides excellent coverage for imperfections, as demonstrated by its ability to cover a small moon on the skin. Yayi describes it as the best foundation in the world, offering 100% coverage and lasting for 24 hours. Overall, Yayi is impressed with this foundation and recommends it to others. However, the review does not mention any potential drawbacks or limitations of the product.