The result is the Helly Hansen Odin Everdown Hooded Jacket, which tips the scales at just 325g for the men’s large size and 275g for the women’s medium. It’s the fill – called THINDOWN ...

Helly Hansen makes a big thing of the eco credentials of the Alpha Infinity ski jacket, which is fair enough since it utilises 100 per cent recycled, two-way stretch LIFA Infinity material in the ...