Pet Technology Waterproof Oxford 600D Polyester Fabric, Hammock Dog Seat Cover - Non-slip, Machine Washable, storing bag included Pet tech Hammock Pet Seat Cover is made from extremely durable Oxford 600D Polyester fabric, and there is a waterproof layer in the cover to protect your back seat from dirt, muddy claws, and wet hair. The anti-skid underside and multi attachments can hold the pet seat cover in place when your dog jumps in and out of the car, even on leather seats. The Seat Cover is 56'' width X 63'' length, the adjustable straps makes it work for most cars, SUVs and trucks. Fit all vehicles with headrests, easy to wash, soft feeling, and Good moisture absorption. 600D nylon Polyester is making an appearance in the world market. Polyester has a higher resistance to ultra-violet (UV) degradation, but overall, Nylon or Rip-Stop Nylon are still a stronger material. Europe and Australia use Polyester extensively in backpacks, we picked this material for durability and a good quality. Your satisfaction is important to us and we offer lifetime warranty for our pet seat covers. If you have any concerns with our seat cover, please contact us! We trust the quality of our product, we will refund your money if you decided that is not the right cover seat for your car.