Permanent opaque pigmented ink valve-action marker. Ink marks opaque
and glossy on light or dark surfaces. Marks on virtually any surface:
metal, wood, corrugated, rubber, plastic, glass, etc. Permanent
opaque pigment ink resists sun's ultraviolet rays.
NOT FOR USE ON ROPES, HARNESSES, WEBBING OR OTHER LIFE SAFETY ITEMS MADE FROM
SYNTHETIC FIBERS.