These fun Phineas and Ferb Slippers would make a great accessories for any Disney Phineas and Ferb fanatics. Choose from 2 styles of Disney Phineas and Ferb Slippers below. The first one is soft and plush Phineas and Ferb slippers featuring Agent P the platypus. It is available for adult size medium to extra large (8-13) and it made from polyester. The second one is Phineas and Ferb Slippers for kids also featuring Agent P. What a cute and comfy slippers for any Disney Phineas and Ferb fans. Get one today.