Wind-Tels are effecitve means at indicating wind direction at any angle of heel and in the lightest winds. They are mounted on the shrouds so you can have wind information where you can see it at all times without straining your neck looking upwards to the top of the mast.

Red and green, port and starboard colors, tales mount on shroud sizes up to 3/8"
Unique method of attachment prevents sliding or fouling of your Wind-Tels on the shrouds
Stainless steel and marine grade metal parts
Sold in sets (1) port & (1) starboard