The Patagonia Nano Puff Jacket in Seabird Grey is a men's size XL jacket designed for outdoor activities in winter and fall. Made of polyester with a softshell fabric type, this puffer jacket features quilted accents and a full zip closure for insulation and warmth. The lightweight design and insulated polyester lining make it ideal for travel or casual wear, and the jacket also includes logo accents and zipper details for added style. Perfect for those seeking a versatile and durable jacket for outdoor adventures.