The No. 10 flat rectangular brush from Vallejo employs soft, flexible synthetic bristles for broad coverage and detail work on models and miniatures. Capable of basecoating, line work, wash techniques, and fresco-style color gradations. Bristles remain resilient under texture and pigment applications. The largest in Vallejo's five-size flat brush lineup (No. 2, 4, 6, 8, and 10).