Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Custom-Fit Critter Polo Shirt - Crafted from breathable washed cotton mesh, this relaxed-fitting polo shirt is embroidered with an aquatic critter and "Polo" text. Ribbed polo collar. Two-button placket. Short sleeves with ribbed armbands. Critter and "Polo" text embroidery at the left chest. Uneven vented hem. 100% cotton. Machine washable. Imported.