This comprehensive set offers a diverse range of brush shapes and sizes, ensuring you have the perfect tool for every painting technique and style. The brushes are perfect for watercolor, oil, acrylic paint, or tempera. Great to use for students in the classroom, to prepare for art class, or to work on your own painting hobby. The fifteen brushes are made of wood and have bristles, they are assorted in round and flat styles. Each blister pack of brushes measures approximately 11" x 8.5". ,15 Piece Artist's Paint Brush Set.