AFTER-SALE SERVICE: Any problem just feel free to contact us. AUTOMATIC PENCIL BODY: This retractable eyebrow pen can save more time than conventional one. But please keep it in mind that when using, the tip would better to protrude less than 0.2 Inches for preventing it from being accidentally broken. WATERPROOF AND LONG LASTING: Super durable special formula added to ingredient to keep the color stay all day long. The waterproof function is limited to prevent rain or water from smudging, if being washed or wiped repeatedly, the color might be erased and fade away. 2 BRUSHES IN 1: Here comes with a professional dual tipped brush as a bonus. Angled Brush can be used for defining and sculpting your eyebrows, making the eyebrow color consistent, coordinate. Spoolie brush can comb eyebrow gently to tame unruly brows, adjust the shape of your eyebrow. DOUBLE ENDED PENCIL: Special double-headed design, the fine head can draw a delicate contour of eyebrow, the other head is ideal for applying sparse area of brow smoothly. Using this double ended eyeliner pencil is easier to get your eyebrows symmetrical, perfect for beginners to enhance and shape their eyebrows.