Palodent V3 EZ Coat Sectional matrices: very thin, color-coded, non-stick Whitford 8820HR-coated, polished stainless steel matrices in 5 sizes: 3.5mm, 4.5mm, 5.5mm, 6.5mm and 7.5mm. These matrices are suitable for use with all posterior restorative materials. The Palodent V3 System is indicated for Class II restorations to facilitate the contouring of a direct placement restorative materials. May be autoclaved one time.