As a large supplier for hair extension micro rings,we are one of the leader in this field,there are all of styles and size,different meterials,and different color systems,such as aluminium mciro ring,aluminium silicon mciro ring,copper staight ring,copper with edge ring,and copper silicon, red copper silicon.

The following sizes are available(out diameter*inside diameter*length)

Aluminium without screw size: 36*24*28, 35*20*27, 40*27*27, 45*34*30, 50*40*32

Aluminium with screw size: 35*20*27, 40*27*27, 45*30*30

Aluminium Ring with Silicon Size: 40*22*30, 45*25*30, 45*25*35, 45*25*45, 45*25*55,

50*28*32, 55*33*32

Copper Ring Tube with Edge Size: 28*22*50, 30*24*60, 30*24*68, 34*30*60, 40*36*55

Copper Ring with Straight Edge(New style)Red Copper Size: 30*24*50, 30*24*60

Red copper ring Size: 28*22*50, 30*24*60, 33*28*60, 33*28*70, 34*30*50

Red copper ring with silicon Size: 35*20*32, 40*25*32, 40*25*60, 43*30*32, 43*30*45,

43*30*60