Replace your refillable hand warmer burner with the Zippo Hand Warmer Replacement Burner. It is easy to replace and will keep your hand warmer working like new. Zippo’s Hand Warmer Replacement Burner lasts for approximately 70 uses and keeps your hand warmer hot for up to 12 hours. Note: This burner is for Zippo Refillable Hand Warmers only. Rechargeable Zippo Hand Warmers do not use this burner.