This luxury cow hide shaped pet bed is made out of the softest materials. One side is leopard cuddle minky and the other is 100% cotton pink roses. Is it reversible and machine washable.Small - 20in wide x 30in long x 2.5in thick. Medium - 25in wide x 35in long x 2.5in think. Large - 35in wide x 45in long x 2.5in thick. Ethel is laying on a size medium - she weighs 45 lbs. This item is made of cotton and cuddle minky.