Guerlain L’Essentiel Retractable Foundation Brush. This cute and practical ergonomically designed brush which naturally enhances the foundation make-up result. This pleasant ritual is gentle on the skin and easy to apply, even around the eye contour area. Results are even without streaks or brush strokes for an incredibly natural finish. The retractable cover keeps the soft, synthetic fibres clean and fresh for daily use and is perfect for travel. When necessary, the brush is easy to clean with no fibre loss.