New Nikon Spot On Ballistic Match Technology Wind Meter Navy Grey Silver anti pill fabric has a textured Multicolored anti pill fabric has a textured snag free finish 4 way stretch construction moves better in every direction Material wicks sweat & dries really fast Anti odor technology prevents the growth of odor causing microbes UPF 30 protects your skin from the sun's harmful rays Our traditional fit is designed with anatomical articulation to provide comfort and mobility The Spot On Wind Meter takes an accurate reading of the wind speed and direction and inputs the data Nikon Spot On Wind Speed Md: 16144 Nikon’s all new Spot On Ballistic Wind Meter plugs directly into the headphone port found on almost all smart phones