2, 4, 6, 8, 10 and 12 years

Difficulty : 1

yardage : 150cm width :
1m30 for 2 years,
1m55 for 4 years,
1m70 for 6 years,
1m85 for 8 years,
2m10 for 10 years,
2m30 for 12 years.