New Cutting in brush 15mm in diameter this high quality hand made cutting in brush is designed for latex based materials. To facilitate paint flow these are 50% pig silk and 50% artificial bristles. This traditional desing is the best for cutting in work. They have natual wood handles with a copper ferrules and this one DOES NOT HAVE THE tied thin cord for as seen in picture brush is for water/acrylic usage made in France item number 8393025