Storm Cooker 25 (Large) is our larger stove, perfect for 3-4 people. Storm Cooker 25 (Small) is the slightly smaller stove and is suitable for 1-2 people. The durability of hard anodised surface treatment on saucepans and frypan combined with cost effective ultra-light aluminium Windshields. The treatment protects against wear and corrosion, and makes HA aluminium somewhat easier to clean than Ultralight.