Take a cotton wool bud cut it in half and wrap two small squares (about 1" square in size, of "thin" foam rubber around the heads of the cotton bud. This way you get two daubers out of one cotton bud. tie with cotton .Now, apply a thin coating of super glue or similar to the inside of a thin plastic tube or an empty Biro casing (cut the pointed end off and discard). Push the foam covered cotton bud well into the hollowed out receptacle and leave to dry. Use as you would an expensive dauber Wash ink/paint off with soapy water after use.