ZEM BRUSH Kolinsky Pure Sable Watercolor Artist Brush Set Rounds Sizes 1,3,5,8 High Quality Premium Russian Kolinsky Sable Short Black Handle- 130mm-150mm or 5-6 inches appx Ferrule- Seamless Nickel Best for Watercolor also use with Acrylic and Oils paints/ Acrylic for Nails Techs 100% Satisfaction Guaranteed-Made in U.S.A/GERMANY.-Check ruler photos for sizing!