SOG Ultra XR | Carbon + Graphite (12-63-01-57)The SOG Ultra XR redefines the everyday carry (EDC) knife with its ultralight design, premium materials, and exceptional performance. At just 6. 5mm thin and 1. 2 ounces (34 grams), this minimalist knife is as much a compact utility tool as it is a stylish accessory. Crafted with a CRYO CPM S35VN steel blade and a sleek carbon fiber handle, the Ultra XR combines durability, sharpness, and corrosion resistance for reliable use in any situation.