Lady's Fashion Lace Knee Knitted Flat Crochet Button Soft Leg Warmers Material: Soft Acrylic. Dimension: approximately 21.6 cm L x 4.7 cm W (One Size Fits Most). With Crochet lace yarn these body knit stockings will be your newest fall-winter wear item. Dress up your boots and booties with trendy lace trim boot socks. Soft and fabulous with any dress, Pull down for a scrunch sock look,Pull up to thigh as a warmer for slim adults or kids.