The Brooksby has been designed using seamless quilted technology so there is no stitching in-between the quilted panels. Crafted using a durable water-repellent fabric and insulated with SeaWool® for added warmth. SeaWool® is created from oyster shells which are sustainably collected and provides a light-weight padding with anti-static, odour blocking and quick dry properties. 100% Polyester Water-repellent Knitted inner collar for extra warmth Waterproof rubber zips Insulated with eco-conscious SeaWool® Internal pocket Internal temperature gauge (Click to view features guide)