Brush for oils and pigments No. 4 with a short handle. The flat brushes with an oval tip are made of beaver hair designed for blending oils and pigments. Unique form of belly allows you to choose the optimal working angle and shading area for each brush.Unlike synthetics, beaver hair does not bend the tips during use, which significantly increases the lifetime of the brush. Beaver hair is resilient, yet not stiff, which gives the artist tremendous control over the brush and extremely delicate shading. And unlike a kolinsky hair , it does not fluff on contact with solvents.