JJUNW 2 Pcs Double Ended Nail Builder Gel Brush, French Tip Brush Hard Gel for Nails, Brush Liner Brush Nails Hard Gel for Design Nails Professional Nail Art(Black and White)Double head DesignThe hard gel brush builder gel brush adopts a double head design. Every stroke is smooth, traceless, ultra fine, and natural. You can use the gel nail brush on one side and the nail lining brush on the other side. Package IncludesYou will receive 2 pieces of builder gel brush, there is 1 style for you to use, the total length is 17 cm 6. 7 inches, and the design is compact and easy to carry. High quality and High qualityThe nail