The pants are named for the group of islands off the southern tip of South America, the treacherous Cape Horn. Tierra del Fuego (TDF) is Spanish for “Land of Fire,” all things indicating that these pants have a flair for the adventurous. These pants are designed to do double-duty and can be worn in place of jeans or over jeans... For a complete review visit "Motorcycle Product News - AllAboutBikes.com"