Each guest flag is a blue flag with a white descending diagonal stripe from the starboard yardarm (or spreader) of a pleasure vessel when a guest is on board but the owner is absent. Each guest flag is 100% nylon with canvas header and brass grommets

The Absent flags are a plain blue flag flying from the starboard yardarm (or spreader) of a pleasure vessel when the owner is absent . The Absent flags are 100% nylon with canvas header and brass grommets.

Skin Diver flags are designed with a red field and a white stripe running diagonally from the top left of the flag to the lower right.  The Skin Diver's Flag is an international symbol to boaters of diving activities in the area. It is meant as a safety precaution, since divers may surface unexpectedly. Most states now have laws requiring the use of the dive flag. Each skin diver flag is 100% nylon with canvas header and brass grommets.

Quarantine is a yellow flag, designating the letter Q in the International Code of Signals: flown by itself to signify that a ship has no disease on board and requests a pratique, or flown with another flag to signify that there is disease on board ship. Each quarantine flag is 100% nylon with canvas header and brass grommets.