Our Cozy Puffer Jacket. 52% cotton, 48% nylon body. 100% polyester lining. 90% duck down, 10% duck feather fill. Front snap button & zip enclosure.Front zip pockets. Adjustable bungee drawcord hem. Madhappy logo front embroidery.To create our Cozy Puffers™, we used a Premium Down Fill™ to allow for maximum warmth at the lightest weight possible. Every element is designed to maintain your body’s internal heat.