Description: This hand warmer is made of zinc alloy and is beautifully finished. It is very easy and simple to fill with the recommended fuel by using the filling cup, then once filled and alight you then slide it into the soft bag and seal the bag for nearly all day warmth. This hand warmer is perfect for modellers but it is also perfect for when doing winter sports, fishing, golfing, hikers and many other outdoor pursuits which you want to still do in the cold weather. It is very safe to use as it uses a flameless platinum-catalyzed burner. It is very important to use the recommended fuel in the warmer for safety and durability. Features: Durable zinc alloy construction with beautiful outlook to ensure long service life for may years. Easy to light and perfectly safe while in use, keeping warm for about 12 hours just one filling of liquid fuel. Can be kept in your pocket and take the chill out of your hands and fingers whilst on the field, or down at the lake. Very safe and clean to use as it uses a flameless platinum-catalyzed burner. Perfect for those doing winter sports, fishing, golfing, hikers and many other outdoor pursuits which you want to still do in the cold weather. Specification: Condition: 100% Brand New Material: Zinc Alloy Color: Silver Surface Temperature: 55℃-70℃ Oil Consumption: 25ml/H Product Size: Approx. 95 x 68 x 16mm / 3.7 x 2.7 x 0.6inch Package Weight: Approx. 147g Package Included: 1 x Hand Warmer (liquid fuel is not included) Attention: 1. Do not pour the oil directly in the burner. 2. Do not pour too much oil, it should be ignited as soon as possible after oil is poured. 3. To achieve better effect, please use in a hop-pocket. .