Check the listing for details. Zippo Butane Lighter Insert - Yellow Flame, 65800. Condition: New. Listed at 19.95 USD. Zippo's yellow flame butane insert is the perfect accessory for any classic Zippo lighter case. The refillable butane insert stays true to Zippo's roots in form and function and produces an odorless yellow flame for even more versatility. Backed by our best-in-class warranty for years of reliable use. For optimum performance, fill with Zippo butane fuel. Comes packaged in a gift box. Made in China. FEATURESGenuine Zippo Yellow Flame Insert; Reliable flint wheel ignitionUp to 1,400°F/760°C pressurized single flameRefillable with butane fuel; 0.9g fuel capacityFits all Classic Zippo lighter cases - does not fit Slim or 1935 Replica casesRefillable with butane fuel; 0.9g fuel capacityInsert retains the famous Zippo "click" soundFuel: Zippo premium butane fluid (sold separately) Note: This insert comes unfilled. Please fill with Zippo butane fuel. Inserts sold separately without lighter case. Please purchase a lighter case that is unique to your individual style.