Aunt Lydia'S Special Value Crochet Thread. This Economy Crochet Cotton Is Ideal For Tablecloths And Bedspreads As Well As Craft Projects! Made Of 100% Mercerized Cotton: Size 10. 1000 Yards. Recommended Crochet Hook: B 1, 6, 7, 8 (1.6 2.25Mm). Recommended Knitting Needles: Us0 1/2 2.25Mm. Crochet Gauge: 32 42 (4In/10Cm). Knitting Gauge: 33 40S = 4In/10Cm. Care: Machine Washable. Available In A Variety Of Colors. Each Sold Separately. Imported.