Precision meets performance in the Defi Extreme lighter from S.T. Dupont. This chrome and matte black lighter features a precision injected metal frame with a matte jacket for high performance. A fuel window along one side of the body allows you to monitor your fuel levels even as you squeeze the ignition trigger on the opposing side. Designed specifically for men, the Defi Extreme features the diamond head pattern on the trigger and body. A single torch flame lighter, easily to refill butane and adjust flame height through an oversized wheel at the bottom. Tested and effective at altitudes above 3500 m and temperatures ranging from -10 C to 45 C, this compact lighter will slip into the pocket of any climber or adventure pack and perform wherever you need a clean blue flame. Wind resistant and durable, this is lighter to take with you on the course or to the summit.