Waterproof Neoprene. Laminated w/Water Resistant Poly Outer Shell. Form Fit Wrap Around Design. Multidirectional Stretch Fabric. Padded For Extra Comfort. Full Ultra Violet Protection. Passes FMVSS302. No Slip Fit w/Super Grip Installation System. Easy On/Off w/Quick Release Buckles. Installs In Minutes No Tools Required.FIA