The small Tekna Xtra Edge knife is popular with cave divers as a line cutter accessory. The blade is made of high carbon stainless steel, providing increased toughness and better edge holding. Both the sheath and blade handle are made with propriety fiber and titanium reinforced polymer. The cutting blade length is { 1.4 in | 3.6 cm } and the overall length is { 3.5 in | 8.9 cm }. Available in both pointed or blunt tips, and black, red or yellow colors. Includes plastic quick link.