A lot of people will not use a bike cover, especially when it comes to storing it in a garage. You have to keep in mind that a bike cover is going to still protect your bike from the dust that settles, but also it will help preserve your bike seat.
You don’t want to have the leather splitting because you didn’t have a cover on it. It is very important to use a bike cover, because it is not that expensive, but your bike is. You don’t want to take your chances of something ruining your bike while in storage. It is very important that you try to get the best bike cover by looking at what it is made of, and also how strong it is. This is very important for bikes being stored outside in the driveway.