Aunt Lydia's Fashion Crochet Thread. Premium quality crochet thread in a slightly heavier weight that is ideal for apparel; fashion accessories; and home decor. Available in classic and contemporary shades; Aunt Lydia's Fashion Crochet is a versatile thread for all your crocheting needs. Features: size 5. Solids: 100% mercerized cotton; 150 yds/137m. Metallics: 97% mercerized cotton/3% metallic filament; 100 yds/91m. Recommended crochet hook: E (3.5mm). Care: machine wash gentle (max.temp 104F/40C); roll in towel & block; do not bleach; do not dry clean; do not iron. Imported.