compatible with wawasaki mule 4010 (2009-2025), compatible with kawasaki mule 4010 Trans (2015-2025), compatible with kawasaki mule 4000 (2009-2025) I is folding windshield as shown in pictures. Lower windshield can be installed folded up or down. In either position it has to be locked with the provided thumbnuts. Failure to properly lock the windshield may result in breakage of the hinge. windshield is made with clear .220'' uncoated polycarbonate to provide maximum durability, not 3/16'' or acrylic as most competitors' units in this price range designed to fit contour of hood/dash. rubber gasket is provided to insert on the bottom of the windshield to prevent scratches/damage and to create a great seal. smooth round edges on windshield for easy handling all clamps and screws are made with no rust stainless steel hardware designed for easy installation and miles of care free use. Installation instructions included