Pet Ladder 2/3/4 Layers Comfortable Sponge Detachable Dog Climbing Ramp for Puppy. It can offer enough stabilization and safety for pets and help your pets easily reach their favorite places or beds. It is comfortable for your dog to use this useful pet staircase which is skin friendly. This dog staircase has super load-bearing capacity and excellent resilience. It is made of high quality sponge material. There are three sizes to choose from. It is very suitable for most small pets. Item Name: Pet Ladder Material: Sponge Size Details: Dual Layer: 48cm x 38cm x 20cm/18.9" x 14.96" x 7.87" (Approx.) Triple Layer: 30cm x 40cm x 36.5cm/11.81" x 15.75" x 14.37" (Approx.) Four Layer: 40cm x 54cm x 36.5cm/15.75" x 21.26" x 14.37" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Pet Ladder