Product Description
The 'S' flag, or Sierra flag, is used to represent the alphabetic character 'S' for use in a message between boats. It also means "Conducting flag hoist drill" or "Moving astern." Depending on the size of the flag, the central square's proportion will vary from square to rectangle.
From the International Code of Signals, this long-lasting nautical flag is made from nylon fabric with double-stitched seams, canvas heading with rope, and brass snaphook and ring. This flag is sewn to order.