27 Series Ultralight Storm CookersTrangia 27 1 Small Ultralight Alloy Storm Cook Set Same ultralight aluminium construction as the 27 1 and with the addition of a 600 ml kettle. The non stick coating gives the ideal surface for frying, and requires little or no cooking fat. It also makes washing up easier, because nothing sticks. Non stick is slightly more susceptible to scratches and abrasion, so use only wooden or plastic utensils. For those who want light packs, fuss free eating