Two ways nail art pen: protect your nails, convenient to use, harmless to you health, ... the tip. Then you can draw detail pattern on your nails2. Nail Polish Brush: turn the cap up and ... pen and brush setnail art pens allow you to create your own designs on finger or toe nails.Can be applied ... clogging of the needle, convenient for you to dot your flowerCaution: 1.Keep clean and Cap tightly closed.2. ...