Aunt Lydia's Metallic Crochet Thread Size 10-Silver & Silver Aunt Lydia's-Crochet Cotton Metallic: Size 10 Crochet Thread This light weight lace is perfect for accessories and home decor! Weight category: 0 Content: 88% mercerized cotton/12% metallic, 100yd/91m Crochet Hook: 7/1 5mm