Bareminerals Mini Hydrate & Brighten Brush Apply your favorite makeup products with the feather-soft touch of Bare Escentuals Hydrate & Brighten Brush. This brush has a large white bristle head that will deliver broad strokes, perfect for that desired smooth finish. The brush layers have antibacterial properties that will protect your skin with every application plus add an extra hydration and brightening effect. Size: mini/travel size. Perfect to throw in your daily makeup bag.