B1 Archive Checked Flannel Shirt combines a classic checked design with a wool-rich flannel construction, featuring two buttoned front flap pockets for practical layering in cooler weather. Key attributes: Multicolor | Green | Wool | Warm | Insulating | Two buttoned front flap pockets | Checked pattern | Flannel fabric | Composition & care: 55% Wool | 25% Polyester | 10% Alpaca wool | 5% Acrylic | 5% Nylon