Shop Men's at RalphLauren.com, the Official Site of Ralph Lauren. Crest Plaid Sleep Pant - This comfortable sleep pant is crafted from ultra-soft cotton and features a plaid pattern and a bright embroidered crest. Covered elastic waistband with a drawstring tie and our signature "Polo Ralph Lauren" label at the center front. Single-button fly. Side on-seam pockets. Embroidered crest with "Polo Ralph Lauren LXVII" text accents the left hip. 100% cotton. Machine washable. Imported.