The Marks & Spencer Rosie French Designed Lace Thong in size 12 Ivory is a luxurious pair of knickers designed for women. Made from delicate lace fabric, these designer thongs feature a classic string style and a feminine ivory colour. With the brand's reputation for quality and style, these knickers are sure to provide both comfort and elegance for the wearer. Perfect for adding a touch of luxury to everyday underwear, these French designed lace thongs are a must-have for any fashion-conscious woman.