Trekmate's Flameless Cook Flask is the revolutionary new cook system for those out and about. The 360ml Flask allows you to heat and cook liquids without the need for flame! It's compact and self contained meaning you don't have the added weight of carrying a kettle and the water activated heatpacks are significantly lighter than a traditional gas bottle! Supplied with three High Power heatpacks and measuring bottle. Recommended for use in well ventilated areas.