... -42cm,weight:140-160g.Size2 diameter:16cm, circumference:48-50cm,weight:180-200g.Size3 diameter:18cm, circumference:56-58cm,weight:280 ... -300g.Size4 diameter:20cm, circumference:64-66cm,weight:320 ... -360g.Size5 diameter:22cm, circumference:69-71cm,weight ...