Black 100% polyester yarn, approximately 20g ball, 8-10mm thickness, approximately 11m length. - Color: Black - Material: 100% Polyester - Yarn Thickness: 8-10mm - Ball Weight: Approximately 20g - Length: Approximately 11m - Needle Size: 10-12 (Japanese size) - Crochet Hook Size: 7.5 (Japanese size) - 5 rows Seria Dream Cat Color 30 Black Black 10 balls Thank you for viewing.