UPGRADED 4 STEPS DOG STAIR: This new generation step extends stair depth and gentle inclines with pitch as low as 5.1”. Prevent pets slipping during go up and down and also protect their joint knee from injury. SUPPORT 150-200 LBS LARGE DOGS: Folding Dog Stair with wide steps can support up to 200 lbs large dogs or cats, so you do not worry about holding them onto cars. LIGHTWEIGHT AND PORTABLE: Our dog steps are only 8lbs and can be forded to a small size, you can carry it outside conveniently, only take little space in the car. NO-SLIP RUBBER FEET AND STABLE: Upgraded rubber feet pads on the bottom to help the stairs steady, aluminum frame steps and nonslip paw print coating surface make it more stable than a dog ramp, safety hook to the cars providing double protection for your dog and your car. EASILY USE & MULTI FUNCTIONS: Perfect Gift for your dog, our stairs can be used for cars, SUV, trucks or indoor high beds. With 1 year quality assurance.