Alternate colors for this design, using a white creme polish on the index fingers, black on the middle fingers, red creme on the ring fingers and yellow on the pinkies.
On the index fingers, use a small detail brush for the head designs and a small dotting tool for the black and white pupils.
On the ring finger for the hand with Mickey Mouse, use a large dotting tool to make the yellow buttons and outline them in black using a small detail brush or nail art pen.
On the ring finger for the hand with Minnie Mouse, use a medium to large dotting tool for the polka dots in white polish.