SIZEEU 36/37 (38/39, 40/41, 42/43), called size 1 (2, 3, 4) in the pattern MEASUREMENTSFoot circumference: (7) 8 (9) 10” / (18) 20 (23) 25.5 cm Socks should be worn with 1-2 inches / 2-4 cm of negative ease. Take your foot measurement at its widest point and select the size that fits best. If there is stitch count that