Description:Made of high-quality material, light weight, to prevent damage from wind, rain and sun.Easy to install, widely used in meteorology, chemicals, environmental protection, agriculture, and other industriesEasy to fly, bright colors and refective stripes.Secured with solid braided refective strings and durable metal clip.To let you get the experiences of detecting wind direction with red reflective tapes.Specification:Material: Waterproof oxford clothColor: OrangeSize Chart:60cm: Length: Approx. 60cm/ 23.62inch, Inlet Diameter: 18cm/ 7.1 inch, Outlet Diameter: 10cm/ 3.94inch80cm: Length: Approx. 80cm/ 31.50inch, Inlet Diameter: 23cm/ 9.406inch, Outlet Diameter: 12cm/ 4.72inch100cm: Length: Approx. 100cm/ 39.37inch, Inlet Diameter: 34cm/ 13.39inch, Outlet Diameter: 17cm/6.69inch150cm: Length: Approx. 150cm/ 59.06inch, Inlet Diameter: Approx. 45cm/ 17.72inch, Outlet Diameter: 23cm/ 9.06inchPackage Includes:1 Piece WindsockNote:Color might be slightly different due to the color calibration of each individual monitor.Please allow slightly measuring deviation due to manual measurement.