Filson Mackinaw Wool Vest pairs heritage-inspired design with practical warmth for layering. It delivers insulating, breathable performance to wear under a coat or over a heavy shirt. Key attributes: Red | Black | Wool | Insulating | Breathable | Low-bulk layering | Button closure | Hand-warmer pockets | Bellows chest pockets | Designed for layering | V-neck | Renewed heritage design | Button-front styling | Dimensions & fit: Sizes: M, L, XL, XXL (manufacturer sizes) | Layering-friendly fit | Composition & care: 100% wool | Dry clean only (delicate). Do not wash in water. Do not bleach. Do not tumble dry. Iron at max 110 °C.