This Ashford & Brooks Luxurious Cozy Long Sleeve Classic Flannel Button Down Plaid Shirt for men is made from durable ultra-soft 55% Cotton /45% Polyester fabric. The Fabric blend is designed to give you that soft and warm touch that feels great against skin, at the same time prevent excessive shrinkage unlike the 100% Cotton Flannel fabric. It'll keep you warm and comfortable during the cold winter days yet stylish at the same time.