Professional double-ended liner brush for precise lines, detailing and nail art designs. One end features a 7 mm liner brush for short lines, fine details and intricate patterns, while the other end is equipped with a 12 mm liner brush for long, straight lines, geometric designs and flawless French manicures. Features: 2-in-1 design with two liner brushes in one tool. 7 mm liner brush for short lines, fine detailing and small patterns. 12 mm liner brush for long, even lines and geometric nail art. Perfect for creating precise French manicure smile lines. Fine and resilient synthetic bristles ensure maximum precision. Suitable for creating lines and details of any complexity. Designed for professional use.