The (iPad, iPad 2, and iPad 3; $30) is as green as green can get: Made entirely from German sheep's wool, these sleeves are produced exclusively using hand and foot tools, resulting in a product that uses only natural materials and human-powered processes. It's available in kiwi green or charcoal grey.

The (iPad 2 and iPad 3; $40) is made of lightweight polyurethane and features reinforced corners for maximum strength and protection. The case's front cover is compatible with the iPad's magnetic sleep/wake feature, and can fold over to prop up the tablet for viewing or typing. It comes in blue, red, white, black, or orange.

The (iPad 3; €115 and up) is a folio case made in Spain from premium leather with individual parts that can be customized in a variety of colors to match your taste. The case features several pockets for documents and accessories, and it can even be engraved with your initials for a small additional fee.