An impressively warm and stylish everyday jacket, Icebreaker's Helix hooded jacket features MerinoLOFT wool insulation, a recycled polyester exterior that's water resistant, and a merino-wool-lined interior. Fabric: 100% polyester (shell), 46% polyester, 38% merino wool, 16% elastane (panels) Lining: 100% merino wool Insulation: 88% merino wool, 12% polylactide Machine wash, line dry Itch-free merino wool lining is temperature regulating, moisture wicking and odor resistant XS NWT Bust 16”