Arche - Sarlat (Diabolo) - Womens: Ballerina inspired skimmer is all about the cozy comfort. Choice of genuine tumbled leather or nubuck uppers. Cushioned comfort insole. Tip: For cleaning and upkeep of rubber soles, use baby oil and rub around sole. This will keep them looking new!; Tip: For cleaning of shoes made of Nubuck uppers and rubber soles, simply wash with a washcloth in soapy water and allow to air-dry.