With its minimalist design plus excellent weatherproofing, the Helly Hansen Seven J Jacket keeps you comfortable in changeable weather, whether you are in the city or on an outdoor adventure. It features HELLY TECH PROTECTION, a YKK Zipper, and is made with HELLY TECH Protection fabric which is waterproof, windproof, and breathable. The jacket has a 2-layer construction, is fully seam sealed, and features Durable Water Repellency (DWR) treatment. Note: Be sure to check the size guide, otherwise, choose the size down. The Seven J is one of our most versatile and best-selling jackets, combining a sleek look with waterproof and windproof construction. Fiber content: Shell: 100% Polyester. Lining: 100% Polyester. Weight: 580g.