Price is for 1 brush.
 
Brush Hair Dimensions
1/2 is 12.2mm wide x 16mm length
3/4 is 18.5mm wide x 21mm length
 
Princeton has set out to create a synthetic version of squirrel, they developed a brush that may actually outperform the natural version. Neptune™ is Princeton's softest and thirstiest synthetic brush, delivering oceans of color. Experts in natural hair have been incredulous that this is actually synthetic.