Rogin Sectional Matrix Kit: - Anatomically pre-shaped. - Provide tight anatomical contact. - Made of high-quality stainless steel. Kit contains: - 20 x Matrices large. - 10 x Matrices large with ledge. - 30 x Matrices medium. - 10 x Matrices medium with ledge. - 20 x Matrices small. - 10 x Matrices small with ledge. - 1 x Delta ring. - 1 x Standard ring. **For further product information, please contact Chat Support**