This three-brush trial set contains one Series 1670 Round brush in size 1, one Series 1870 Bright brush in size 4, and one Series 1875 Filbert brush size 4.
Brush sizes - The length and width of a brush of a given shape and size may vary by manufacturer as brush sizes are not standardized. Since fine art brushes are handmade, expect some variation even among brushes from within a single brush line.
UPC Code: 4017505981600
ASIN #: B002QVGIMU