These seat covers cover the whole front surface of the seats and the upper part of the rear surface for an easy Installation. No Professional Installation Required: (EASY FIX SYSTEM) These seat covers are designed to be easily installed, no tools needed. They can be installed in minutes. They are also easily removed. Nevertheless, if you have any question you can find a pdf with all the details for the installation. Air bags: These seat covers allow the air bags to deploy freely. It is washable but only by using lukewarm water. These seat covers are placed over the original seat upholstery. You should not remove the original upholstery. If you have placed additional seat covers, it is better to remove them. Highly Durable - Sponge/Foam Padding. We use high quality materials from the European Union. All of our products are custom made. We ship them from Athens (Greece) with a tracking number o the item can be tracked anytime, anywhere! Sometimes the colors may vary due to different cameras or computer monitor. These materials & colors are generally not OEM.