Features A Great Wind Sock: This windsock can fly along the wind, which can easily indicate the real time wind direction to largely simplify your work. Very Clear to See: Designed to have conspicuous orange color and 80cm length, the wind sock is very clear to see from distant, very reliable. Wider Application: Widely applied to industries such as meteorology, chemical engineering, environmental protection, agriculture, and so on. Premium Polyester: Adopting premium polyester material, the wind sock bag is wear resistant against heavy wind and rain, also very durable. Easy Installation: Light in weight and compact in size as well, the wind measurement bag is very easy to install, meeting all your needs. Specification: Item Type: Windsock Material: Polyester Product Length: Approx. 80cm / 31.5in Package List: 1 x Windsock Note: There may be a small size error. Package List 1 x Windsock