Tube Dia. * Ring Size: 1.8*6# 10 Pcs 2.0*6# 10 Pcs 2.2*6# 10 Pcs 1.8*8# 10 Pcs 2.0*8# 10 Pcs 2.2*8# 10 Pcs 2.4*8# 10 Pcs 2.6*8# 10 Pcs