EcoTools is our go-to for affordable, high-quality brushes, and its foundation brush is no exception. It has the classic, flat shape and provides even coverage with both cream and liquid formulas.

Flat foundation brushes closely resemble a painter’s brush, and they work best with a similar medium: liquid foundations. Cheapies like Revlon’s under 10 dollar foundation brush work ...

He says that liquid foundation looks the most natural compared to powder and cream, so it’s also the easiest to create that skin-like appearance for that no-makeup-makeup look.