This Lululemon set includes a navy blue jacket and leggings in size tag M but really is more like S very stretch Both pieces are made from a comfortable polyester blend material and are machine washable. The jacket features a solid pattern with long sleeves and a zip closure, making it perfect for active wear. The athleisure theme and basic jacket style make it a versatile and stylish addition to any spring wardrobe. The Lululemon brand ensures high quality and a flattering fit for the modern woman on the go.