Features: 12 Bright-coloured Colors: 12 different colors for your choice to create more style to meet your daily use and various need.. Instructions: Shake up and down to make the ink evenly mixed before use, and then press the pen tip repeatedly until the ink flows out. DIY Beautiful Nails: Our nail art pens set are suitable for drawing different patterns and making various decor for making dots, abstract lines, striped on fingernails. Applicable Occasions: Suitable for home use and professional nail salons, can be applied on gel nails polish, natural nails, acrylic nails and false nails, etc. Note: Even if the drawing is wrong, just wipe it with alcohols. Until the drawing is completed, the nails polish tops coat can be applied to the picture after air-drying. Need to cover the cap after use. Specifications: Material: Other Color: As The Picture Shows Package Weight: approx.148g Single Size: approx.13.5x1.1cm/5.31x0.43in (More Size Detail, Please See Photo.) Package Includes: Set of 12Pcs Nail Art Pen note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!