Color: Brown/Black

Quantity: 4pcs/box

Material: Resin

Special reinforced matirial ensures the appropriate strength and elasticity;

Deliverying optional separation forces and buliding perfext contct each time;

Tight contacts,excellent retention and separating teeth without impaction;

For molars with regular crown,with short crown, deciduous teeth and other chanllenging areas;

Two Ring: one for molars with regular crown, the other for molars with low crown or not well aligned and deciduous teeth;

Autoclavable 134°C