We purchased this one from Amazon before Day6 had their cover. So far so good. Do not have it on when driving the MH or car..
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
Sale: $39.89 Free Shipping for Prime Members
Sold by YardStash Solutions
Another High Quality Cover from YardStash: 12 inches wider than our top rated XL cover. Complete coverage and weatherproof protection for three bikes and large sized bikes like trikes and beach cruisers. Double extra large (82" long x 42" wide x 44" tall), heavy duty bicycle cover for complete, ground up pedal and wheel coverage and protection from rain, snow, dirt and dust.
Easy On and Easy Off: Wide tapered design for an easy fit over three bikes, trikes, 29er mountain bikes, beach cruisers, multiple bikes, electric bikes and adult bikes with baskets, baby seats or racks.
Better Materials than Comparable Covers: Built from high quality, UV protected 210D and 600D polyester that is stronger and more durable than other covers' Oxford cloth and 210T polyester. Reinforced top material with thick polyester for increased durability. Taped seams for complete protection from Mother Nature and reflective strips for added security.
Stays On During High Winds: Elasticized front and back hems, two front drawstrings and a middle buckle. Front air vents to eliminate condensation and corrosion and large front eyelets for locking your bike.
Portable and Guaranteed: Free carrying bag and compact packed size. Purchase with confidence - two year guarantee and better materials than comparable covers.