Size M: 35 x 35 cm, suitable for all small pets, such as parrots, guinea pigs, ferrets, rats, mice, etc. Made of soft and comfortable material, washable and portable, it is better to wash it by hand for a long service life. Provides a cozy and secure resting place for your loved one, offers unparalleled warmth and comfort. Two options for pets, can either relax on the top layer or cuddle up on the bottom . Made from padded material and attaches to cage with clips. Superb quality and soft fabric. Easy to clean: hand wash or machine wash (need to protect the metal hooks) Easily and quickly attaches to the inside of the cage with spring clips included(Yellow)