UPGRADE REINFORCED VERSION - Compared with other similar pet booster seat,this product's back,bottom and front with PE Clapboard,and the bag edge fill up with thick foam bar. Seat back add a strap to make seat cant move ( Safer ). and other two sturdy bars (more stable) increase the edge of the support force. These make our pet booster seat more sturdy and safe than other's product. PREVENTS DISTRACTED DRIVING - With two safety belts fix the booster seat to prevent it sliding in the car,make pet won't disturb you drive,safety. Keeping your dog in your lap while driving is not safe, but with these dog car seats you can relax knowing your pup is safe and comfortable in his own seat. DURABLE WATERPROOF MATERIAL- Use the high quality,thick Oxford cloth,PVC mesh material as material, keep your pet dry and comfortable. Major Oxford cloth is anti-skidding, strong and waterproof,reduce the trouble of cleaning. EASY TO ASSEMBLE, STORAGE AND CLEAN - Easy to assemble and storage, foldable ,Do not take up space.Detachable board make clean more easy.When you not use it,fold it,just like a board.Waterfproof material also make clean easily. LATEST IMPROVEMENT - Product Dimensions:15.75 * 13.38 * 9.8 inches fits small pets, such as Yorkies, Teddys, Chihuahuas.fits small pets (dogs or cats) up to 15 lbs. We are based on buyer feedback, make some improvements about this pet car seat. Change the side support bar (Thicker), add the seat back strap, shorten the harness leash.