1.Sturdy and Comfortable Oxford Fabric: Dog booster seat is made of sturdy Oxford fabric with thicker coating . The shape is fixed by double needle sutures and does not collapse. The interior is filled with soft PP cotton, which is soft and comfortable and is more conducive to travel for dogs.Good for dog joints. 2.All detachable and Washable: Unlike other dog car bed, ours has a built-in zipper, and the stuffing is packed in separate bags, take out the PP cotton filling, and the bag can be hand-washed and machine-washed. 3.Adjustable Waist Belt and Carrying Handle: We choose durable waist belts and adjustable double nylon belts, which can be adjusted to a suitable length to more ly fix the puppy in the kennel without jumping out, you don't need worry your pet would distract you while driving. At the same time, it has a portable handle, which is more convenient for traveling with dogs. 4.Easy to Install: Adjustable buckle design, put the PP cotton into the bag one by one, the pet booster seat for car can be installed easily, fix the buckle on the seat floor top and backrest, adjust the length of the strap to fix it, you can put it in the front seat or the back seat according to your needs, And it fits most kinds of car seats and car types.