The Grey Weatherall Plus Covers feature all the benefits that Dowco covers are known for with some new additions. Now featuring double-stitched and sealed seams, Moisture Guard vent that's 195% larger than previous models and an improved cotton heat shield that allows the cover to touch warm exhausts without melting. ClimaShield Plus 300-denier polyester fabric that's waterproof and resistant to mildew. Soft cotton interior windshield lining. Pocket for alarm. Quick-disconnect strap. Pass-thru for locks. XL