Yves Saint Laurent Beauty's foundation brush is made from synthetic fibers with a long wooden handle. The supple bristles ensure a smooth and flawless application every time. - Use with any foundation formula to blend, layer and shade - High-quality synthetic bristles -Instructions for use: - Place a small amount of foundation on the back of your hand - Apply brush and smooth the foundation from the center of the face towards the temples, building up coverage without overloading - Give extra attention to small imperfections by tapping on the foundation with the brush