128 Split Fibre Cheek Brush For Powders, Short Dense Shape, Shades Cheeks A "double agent" cheek brush with short and dense fibres for the perfect blending and contouring of blush. Features a combination of 50 percent natural and 50 percent synthetic fibres to deliver two unique results on skin: The natural side provides a soft, diffused look, while synthetic fibres fuse colour onto skin for a polished, luminous complexion. The ideal cheek brush for Studio Sculpt powders. M·A·C professional brushes are hand-sculpted and assembled using the finest quality materials. They feature wood handles and nickel-plated brass ferrules.