Connoisseur - Risslon Watercolor Brush - Cats Tongue - 3/4 - Connoisseur Risslon Cats Tongue Watercolor Brushes are made from the finest natural squirrel tail hair mixed with Risslon (a synthetic filament) which gives this brush excellent flow and added spring. Squirrel hair holds more liquid than any other natural hair and is excellent for watercolor washes. Connoisseur Risslon brushes are soft, yet resilient and point beautifully. Risslon Watercolor Brushes work perfectly with any waterbased medium from ink to acrylic, watercolor and gouache. Connoisseur is known worldwide for superior quality and outstanding value, Connoisseur fine artist brushes are hand crafted. Only the best natural hair or synthetic fibers are utilized in the manufacture of this premium line of brushes. This brush is a 3/4 inch wide Cats Tongue Brush.