The trangia 25 1 gb stove set is an ultralight aluminium stove system that consists of a trangia gas burner upper and lower windshield two saucepans and a frying pan making it a great choice for a large group and an expedition of 3 4 people the trangia 25 1 gb is part of the duke of edinburgh recommended kit it is made from aluminium to keep the stove set ultralight while being durable and conducts heat quickly and evenly