A “proprietary eponym” is a trademark or brand name that becomes a generic term for anything like it–think “Kleenex” or “Xerox.” See where we’re going with this? How often do you hear an excellent multi-purpose piece of gear referred to as a “Swiss Army Knife?” It’s for a good reason. Time tested and irrefutably able to go the distance, the Classic SD can trim loose threads, carve up a summer sausage, or tighten the hinges on the outhouse door at the shelter. Seven functions, seven ways to win. A must for any respectable backcountry setup.