After each use, clean and wipe the painting tool with clean water before storing it, and can be reused many times There is 5 pcs that can meet different requirements Each dotting pen with 2 ends to make different and satisfy your different needs They can be applied home use or in a Nails salon, and is great for Nails art, embossing, drawing lines and fine pattern designs on nails These modelling clay tools provide a comfortable grip, making easy to hold, control and operate