The Pump (High Heel) is an item in Nintendogs that falls under the category of "Etc." in the Supplies and is found exclusively in Nintendogs: Chihuahua & Friends and Nintendogs: Dalmatian & Friends. It is a pink pump with a black inside and a white stripe on the front. It can be found on walks, though it is uncommon, it sells for $6 at the Secondhand Shop.
DS: "This high-quality shoe exudes a feminine aura."