This is an L.L.Bean shirt. It features a flannel check pattern on the inside. #Muffin's Mens ////////////// Material: 100% cotton (both the outer and inner) Marked Size: L - REG [Actual Measurements] Shoulder Width: 52cm Chest Width: 64cm (measured flat, underarm to underarm) Length: 80cm Sleeve Length: 63.5cm Please allow for some error. Condition: In normal used condition. There is some wear and fading due to age. Some minor stains can also be seen. This item has been owned by someone else. Please refrain from purchasing if you are concerned about minor details.