Da Vinci Maestro Watercolor Kolinsky Short Handle Brush Set of 4
All brushes in the set are size 3
Series 10, #3 Round European shape - sharp at the point and just slightly slimmer
Series 11, #3 Round English shape - fatter in the belly for extra water holding capacity
Series 35, #3 Unique Round shape with an extra long taper at the tip.
Series 5506, #3 Restauro Round is a round brush shorter than a Series 11 but longer than a spotting/retouch brush. It is a unique length and known for its tight control.