Polo Ralph Lauren Shirt Big Collar updates a classic cotton oxford with a refined bib-style panel that creates a soft, modern silhouette — ideal for elevated everyday wear. Key attributes: White | Bianco | Cotton | Mother-of-pearl button placket | Buttoned cuffs | Long-sleeve closure | Bib collar panel on front and back | Rounded neckline | Gathered shoulder and yoke details | Long sleeves | Multicolored embroidered Pony on bib corner | Dimensions & fit: Relaxed fit | Model: Alessandra is 1.75 m and wears size S | Composition & care: Cotton