Premium quality flat bristle head that maintains shape and edge after use. For blending colours, base coating, and broad strokes. It can be used to dry, clean/dust on delicate objects or hard to access areas. Brush maintains shape & edge after use.  Flat ferrule and medium to long hairs.  Ideal for cutting-in to corners and windows, painting coving and other detail painting. Pack contains 1 of each: 9mm, 12mm, 15mm, 17mm, 21mm & 23mm.