Wodondog Pet Car Seat Booster for Dogs Travel Car Carrier Basket - The dimension of this dog car seat is 15.75” x 13.38” x 9.8”. The dog car seat design with a seat back strap and two fix tabs(insert to the cushion) fix the booster seat to prevent it sliding in the car, Adjustable straps fit most cars, vehicles & SUV's.The breathable mesh sided design elevates your pet for outside visibility and comfort.Package includes: 8 long lateral PVC bars, 8 PVC connectors, 4 short vertical PVC bars, a car seat body.Sturdy and will not collapse: whole support PVC bars frame make it very strong even if your pet crawls out over the top,sturdy enough for small pets which weight less than 14 pounds.