Marni Ladies Bottoms. Fashion category - Skirts. SKU - GOMA0459A1-LIGHT NAVY. Color - Light Navy. Marni Light Navy A-Line Cotton Midi Skirt. This Marni midi skirt is crafted from organic cotton poplin and boasts a full-circle design with a high elasticated waistband. It features convenient side pockets and an unlined interior, complemented by pleat detailing. Cotton 100%.