fill goose down and Heatseeker™ Eco insulation for a beautiful fit and great warmth-to-weight ratio Fabric - Solid Colours | 73 G/M², WindWall™–100% Recycled Polyester with Non-PFC Durable Water-Repellent (Non-PFC DWR) Finish WindWall™fabrics are engineered to greatly reduce the effects of wind chill while providing the flexibility and breathability to stay comfortable without overheating. Down Insulation | 550-Fill Goose Down in Body; Certified to the Responsible Down Standard (RDS) by Control Union

Windwall™ - WindWall™ fabrics are engineered to reduce the effects of chilling winds while maintaining a good level of breathability.

From The Manufacturer

Rds certified down - The Responsible Down Standard (RDS) ensures our goose down is ethically sourced, responsibly produced and traceable. Natural down delivers the highest warmth to weight ratio of any insulation.

Heatseeker™ eco - Heatseeker™ Eco synthetic insulation provides durable, lightweight and compressible warmth. WindWall™ soft shell products are engineered in fully Windproof and Wind resistant options. Our fully windproof options are our most protective, virtually waterproof and windproof they maintain a comfortable level of breathability in colder weather conditions. Wind resistant options are the most versatile, enhanced with stretch and reduced external air permeability, both breathable and water resistant, making it ideal for a wide range of activities and weather conditions. Fabric - Heather Version | 76 G/M², WindWall™–100% Recycled Polyester with Non-PFC Durable Water-Repellent (Non-PFC DWR) FinishWe reserve the right to choose an alternative courier at dispatch in circumstances where your chosen courier is unlikely to achieve their expected delivery promise. If you’ve spent any January nights north of the Mason-Dixon line outside, you know there’s one golden rule: Keep your core warm. And when you need to do that, there’s nothing quite like a good down vest. That’s clear even before you put one on, since these sturdy mainstays of outdoor winter wear can cost quite a bit more than a simple windbreaker or sweater. But the moment you zip up against a chill wind, it’ll be well worth it. Kristin Forte/Simplemost Media One stat to look for on a down vest is fill power. That can range from the 500s on the economy side to 900 or more for premium vests. That number is a rough indicator of the quality of the down used, because it measures volume — specifically, how many cubic inches of space are occupied by one ounce of material. Kristin Forte/Simplemost Media WindWall™ fleece products retain the comfort and breathability of traditional fleece, but have been engineered to reduce wind chill for enhanced warmth.