Warren london pawdicure nail polish pens get creative! Nail art made easy. Warren london's patented pawdicure nail polish pens are water based, non toxic, and dry in under 40 seconds great for nail art! Directions for use nail polish must flow from pen nib for proper applications. First use shake pen well, remove cap, press nib of pen straight down on a protected surface until nib depresses slightly into body of the pen. Pen is ready for use when nib is all wet with polish about a minute. Subsequent use shake and depress nib to freshen with polish before use. To remove use non acetone polish remover and rinse off. Buffing block will also work. Pawdicure polish pens basic collection dog nail polish! From warren london comes in 7 different colors! Pink red blue white purple yellow black ingredients water, acrylates, copolymer, propylene glycol, propylene glycol butyl ether, dipropylene glycol butyl ether, trimthyl pentanyl disobutyrate, sodium pca, ammonium hydroxide, butoxyethanol, alkylaryl polyether, simethicone, glutaronite, quinacridone violet 19 please note not for use on cats.