●Extendable pet ramp: Expanded size: 64.2 x 16.1 x 3.7 inches (163 x 41 x 9.5 cm). Storage Size: 28.7 x 16.1 x 3.7 inches (73 x 41 x Adjustable length: 73-163cm Recommended use height: less than 23.6 inches (60 cm) Product Load Capacity: 188.4 lbs (85 kg). Weight: about 5.5kg ●Anti-slip Surface: Pet step stairs have been treated with uneven surface for improved safety. It improves the anti-slip performance, will not hurt your pets feet. Easy to clean with a damp cloth ●Large Rubber Feet: The highly durable rubber feet with slit fit your car, and the non-slip material is safe to use ●(Convenient Storage) Made of lightweight and durable material, the sliding and smart aluminum frame can be stored compactly. Save space in your room, car, or garage. Easy for women to install ●【Service Guarantee】If you have any questions about our products, please contact us at any time, we will contact you within 24 hours. Contact Method: "Account Service" - "Order History" - "Contact Seller". Our products have a warranty period of one year, and the human damage is not within the warranty period