Blacksmith Crazy Kids Fiberglass Wind VaneBring your sailing experience to a new level traditional wind indicators tend to be fragile and easily bent or get broken. Not anymore! Davis Instrument's Optimist Pro Wind Vane, made from black fiber glass and duraluminum to withstand the rigors of hard Kids Wind Vane is a small boat wind vane for mast head , calibrated and tested, Crazy Kids is precision-balanced to be incredibly sensitive in breezes from 0.8 to 40 knots. Hi-tech black with yellow highlights, they stand out in both sunny and overcast skies. Comes with an American flag sticker that can be used to identify a US sailor at international :Handmade Optimist wind vane for mast head mounting7×11 in / 18×28 cm0.5 oz / 14 gBlack fiber glass & duraluminumCarbon-free