Pyjama Bottoms. FEATURES: Elasticated Waistband with Drawstring, Two Pockets, Open Hem to Ensure That These Lounge Wear Bottom to Be the Most Comfortable to Wear. MATERIAL: 100% Cotton. (Black & Navy), 88% Cotton 12% Polyester (Grey), 100% Cotton (Plum & Navy), 88% Cotton 12% Viscose (Charcoal & Grey).