Airport Aviation Windsock Outdoor Wind Measurement Bag
·Fabric: 100% Polyester
·Tape: Silver reflective tapes
·Color: Orange
·Approx. size:
-Small: Length ( 80cm/31.50"), Air inlet diameter( 22.00cm/8.60")
-Middle: Length ( 100cm/39.40"), Air inlet diameter( 33.00cm/13.00" )
-Large: Length ( 150cm/59.00"), Air inlet diameter( 45.70cm/18.00" )
-Ex-Large: Length ( 200cm/78.80"), Air inlet diameter( 58.50cm/21.00" )
-Customized: the size can be customized according to your request

Occasion for using: meteorology, chemical industry, environmental protection, agriculture, oil exploration etc.