Please note that the number in the style name indicates denier or density of the nylon. The Wolford Satin Touch 20 Stay-Up Thigh Highs flaunt a sheer stretch nylon fabrication that feels satiny on the skin and imparts an elegant shimmer for understated glamour. Scalloped floral lace leg band. Toe reinforcement is almost invisible. Style #21223. 89 percent nylon, 11 percent elastane. Machine wash, line dry. Imported. If youre not fully satisfied with your purchase, you are welcome to return any unworn and unwashed items with tags intact and original packaging included.