Size Chart:
Size 120: Suggest Heigh: 110--120m;Age:4-5yrs;
Size 130: Suggest Heigh: 120-130cm;Age:5-6yrs;
Size 140: Suggest Heigh: 130-140cm;Age:7-8yrs;
Size 150: Suggest Heigh: 140-150cm;Age:9-10yrs;
Size 160: Suggest Heigh: 150-160cm;Age:11-12yrs;
Size 170: Suggest Heigh: 160-170cm;Age:13-14yrs;