Color:

[solid ring] inner diameter of about 8cm20

[solid ring] inner diameter of about 6cm20

[solid ring] inner diameter of about 10cm20

[solid ring] inner diameter of about 12cm20

[solid ring] inner diameter of about 13.5cm20

[solid ring] inner diameter of about 16cm20

[solid ring] inner diameter of about 18cm20

[solid ring] inner diameter of about 20cm20

[solid ring] inner diameter of about 22cm20

[solid ring] inner diameter of about 25cm20

[solid ring] inner diameter of about 28cm10

[solid ring] inner diameter of about 30cm10

[solid ring] inner diameter of about 35cm10

[solid ring] inner diameter of about 40cm10

[hollow circle] 14cm20

[hollow circle] 16cm20

[hollow circle] 18cm20

[hollow circle] 20cm20

[hollow circle] 22cm20

[hollow circle] 25cm20

[hollow circle] 30cm10

[hollow circle] 35cm10

[hollow circle] 40cm10

[solid ring] inner diameter 4cm5