Under the sea socks

This sock is worked cuff-down using a Magic Loop technique and heel flap, gusset. Sock Circumference: XS (S, M, L, XL), 6 (6.5, 7, 7.5, 8) in/15.25 (16.5, 17.75, 19, 20.3)cm based on stockinette gauge. Choose the size you usually make sock with. Yarn: any 100g Superwash/ Nylon Blend Fingering weight Sock Yarn. I recommend solid or tonal color yarn to see the lace. Gauge: 9 sts x 12 rnds per inch in stockinette Needle: 32-40”/ 80-100cm US SZ 1 (2.25mm) circular needle or needed to obtain the gauge