The Acrylic Brush Blue is a size 8 brush with a high quality blend of Kolinsky äóñ Sable hair. The large belly allows technicians to add liquid into the working product for a flawless finish application äóñ complete control. The crisp point will enable you to make those perfect brilliant smile lines. This oval brush is a must-have for creating dramatically deep smile lines, precise cuticle applications, backfills and even the most intricate design work.