This Whistles navy smart/casual zip front short jacket in size 12 is made from a cotton/polyester outer shell with a viscose lining. It features long sleeves, a zip closure, and is suitable for various occasions including travel, casual wear, work, and business meetings. The jacket has a classic and versatile style suitable for all seasons, with details like pockets and breathability adding practicality to the design. Perfect for a city or London-inspired look, this jacket is a must-have in any woman's wardrobe.