Description of Helly Hansen Ekolab Jacket Ekolab is Helly Hansen's R&D project addressing environment sustainability. The Ekolab Jacket is made with top grade Helly Tech construction with a new PU membrane that eliminates the need for PTFE, fluorocarbon-free DWR coatings, and a minimalist design that reduces the need for excess resources. Features: 100% nylon Pit zips Zip-off, stretch powder skirt Attached hood Snap-up hem drawcord adjustment