For a small- to medium-sized dog, this roomy “Urban Lounger” bed has a smooth 18” x 15” interior.  The bed is full of goodies – stuffed elephant, squishy ball,  pet hair roller, doggie sport bottle, shampoo, golden retriever photo mug, porcupine brush, pet bowl mat, pig skin twists, nylabones, beef and bacon treats, and pick-up bags with dispenser.