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Day Shapes for Vessels

Product Description

Day shapes or day markers are mast head signals comprised of geometric shapes. These signals convey the status of a vessel on navigable waters. The four basic shapes of the markers are ball, cylinder, cone, and diamond.

Day shapes need to be shown from sunrise to sunset. Unlike many flags or lights that vessels display the only color here is black. Black is highly visible during the day.

Images may differ from actual product. 


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