LOEW CORNELL-Studio Elements Brush Set. This package contains six paintbrushes designed for use with acrylics; watercolors; and gouache. Each one has golden taklon bristles with a 5-1/2 inch long wood handle and a 1-1/4 inch long metal ferrule. Sizes include Round 1; Round 2; Round 3; Round 4; Round 5; and Round 6. Imported.