Highlights free height adjustment\ portable\solid wood\Safety Details [Pet Ramp Size]: 32.68"L * 11.81"W; Ramps landing for small medium dogs, miniatures, and cats, NOT suitable for large pets; Weight Limit: 30 lbs.[Adujustable Height]:The dog stair has 4 adjustable heights-10, 14, 16 and 19 inches, can help your small pets get on and down bed, sofa and car by simply adjusting the ramp height to your needs.[High Traction & Anti-Slip]: The surface of the dog bed ramp is covered with wear-resistant fabric carpet with stripes, 5 crossbars to avoid your pets slip or fall down when climb the dog car ramp.[Foldable & Easy to Carry]: Folded design making it very easy for storage, you can store it in your car truck, under the sofa or bed without taking up too much space when no in use. Our pet stair can be folded in only 15.7" length and 3.9" thick, with carry handle on the side for easy portability.[Relieve Joint Pain]: Help your pet easily reach that high bed or couch! Made with gentle ramp to reduce muscle and joint tension caused by jumping, relieve pressure on paws and joints.