Clockwise from Top Right: Belkin Leather Folio, Leather Sleeve; DLO HipCase; Griffin Elan Convertible, Incase Neoprene Sleeve, Leather Sleeve Our second comparative review of the day looks at five cases that are made from leather, and a sixth that is almost identical to its leather cousin, except for its replacement of leather with soft plastic and neoprene. Belkin has the Leather Folio ($30) and Leather Sleeve ($30), DLO has the HipCase Leather Sleeveā¦