Marks & Spencer. Jacquard Triangle Bikini Top. Expertly handled and ready for your wardrobe. Material comp: 91% polyamide, 9% elastane (exclusive of trimmings) Lining - 92% polyester, 8% elastane Binding (trim on the edge of a product) - 83% polyamide, 17% elastane Padding - 100% polyurethane.