The reversible Newton Jacket features 310g of our lightweight Warm SD insulation and our matte taffeta fabric giving it a sleek, classic look, while also offering superior warmth. The fabric is finished with our Eco-DWR treatment, giving it added weatherproofing to preserve loft even in wet or snowy conditions. The comfort and versatility of this one-of-a-kind insulator have made the Newton Jacket a favorite amongst ski town locals around the globe.