Brand: Patagonia; product: Patagonia men's organic cotton shirt jacket designed as a casual military-style overshirt for cool weather wear. Department and size: Men; size type: Regular; interior neck label lists size M, equivalent to Mens Medium. Style: utility-inspired military jacket with a regular fit through the torso and a short, hip-length hem that layers easily over tees or lightweight sweaters. Color and pattern: deep olive green tone throughout; pattern: solid. Type: Jacket; category: men's casual outerwear suitable for everyday wear, commuting, and outdoor activities. Material: interior care label states body fabric 100% organic cotton with contrast panels 100% cotton, exclusive of trim. Fabric type: soft woven cotton flannel-style shell with a subtle diagonal twill texture that provides structure while remaining comfortable for all-day use. Design details: point collar, full front button placket, straight hem, and button-adjustable cuffs with sleeve plackets for rolling or wearing sleeves down. Closure: front button closure with matching buttons spaced from collar to hem for customizable coverage. Pockets: two front chest pockets with button-flap closures sized for small essentials such as a phone, wallet, or notepad. Accents and branding: embroidered Patagonia logo tag at the hem and woven Patagonia Organic Cotton mountain-label at the interior neck.