Oval Brushes have more bristles than other foundation brushes for a much firmer and denser brush head, meaning that they act like one even surface. This makes application easy as it glides over the skin, and gives a smooth and even finish.
No7 Foundation Brush
No7 Buff & Blend Liquid Foundation Brush
A03 - Oval Foundation Makeup Brush
All About The Brush A03 "The Foundation" Brush
No7 Eye Contour Brush
No7 Core Collection Brush Set