Thank you for viewing. Yarn: RICODesign superb bamboo uni superwash (spell ba-n-boo) sock yarn Color number: 009 Needles: 1 50% wool, 25% polyamide, 25% viscose Washing instructions: See photo ⑦. Size: Approximately 23cm-24cm. Pre-washed. Ready to wear. It's a fine yarn and soft. I knitted it with a lace pattern. It has a gusset. Please note that the color (vermilion) may differ slightly between the photo and the actual product. This is a handmade item. Thank you for your understanding.