The Coniston is a round size 14 brush which is ideal for controlled painting using watercolours, oils & acrylics. Use it to paint grasses, distant trees & for adding sparkle to water! It's made from 20% Kolinsky Sable & 80% synthetic, the perfect mix for holding a lot of paint & keeping its shape. Keith uses all brushes within his brush range when painting with acrylic, oil & even watercolour. Medium: 1 Medium: 2 Medium: 15