10 months-2 5 years old 3-6 years old 7-12 years old
size:
The inner length of 24 yards is 14 cm, the inner length of 25 yards is 15 cm, the inner length of 26 yards is 16 cm, the inner length of 27 yards is 17 cm, the inner length of 28 yards is 18 cm, and the inner length of 29 yards is 19 cm