Base can be removed for easy cleaning, vacuum and machine washable, or the bottom can be removed for separate washing. Simple to install, just buckle the straps and zip up for a trip with your dog. A great gift for dog owners or new car owners. Dog car seat cover extends for extra space, allowing your dog to move around or stretch out comfortably. Hard bottom can hold up to 400 lbs, perfect for various vehicle sizes. Mesh window and non-slip zippers improve breathing and interaction. Sturdy material with non-slip backing for stability and comfort for dogs.