The raven is a short handled watercolour mop brush which is made from synthetic squirrel hair. It has an excellent take-up and release of water and holds a Lot of paint which will enable you to produce long, flowing strokes. The larger sizes are especially useful for creating big washes of colour without having to reload your brush with pigment or water. The hair is soft and holds its shape really well. It retains a sharp point which will be ideal for finer detail. This is a size 10/0 raven mop, the smallest in the range. The length of the handle is 15.5cm, The length of the bristles is 2cm and the width of the ferrule is 0.65cm.Please note that this synthetic brush does not contain any animal products, either in the varnish, bristles, paint or glue.