IMPROVEMENTS IN OR RELATING TO MARKING INSTRUMENTS

摘要

Disclosed is a marking instrument that includes a first body (12), a second body (14) coupled to the first body, an annular elastomeric sealing number (16) integrally bonded to the first body (12) and forming a watertight seal with the second body (14), and a marking medium within the marking instrument. The marking instrument having an opening for allowing the marking medium to exit the marking instrument.