Dimensions (about): natural flat measurement, error of plus or minus 2 cm

10 yards: neck circumference of 35 cm, 25 cm, 25 cm in length

12 yards: neck circumference of 38 cm, 28 cm, 27 cm in length

14 yards: neck circumference of 42 cm, 32 cm, 31 cm in length

16 yards: neck circumference of 45 cm, 34 cm, 36 cm in length

18 yards: neck circumference of 51 cm, 38 cm, 37 cm in length