Kaytee Pet-N-Playpen is a connectable small animal playpen is ideal for rabbits guinea pigs or ferrets. Features over 9 square feet of interactive playtime space. Includes 8 wire panels that you use to design your pets enclosure. Easy assembly and folds down in seconds for easy storage. Includes protective plastic mat to prevent any messes. Can connect to any Ferre-Trail Fun-nel Tubes with optional passageway connector and locking cap that is included.