Palodent Plus Sectional Matrix System - Intro Kit: 100 matrices, 25 each size: 3.5 mm, 4.5 mm, 5.5 mm, 6.5 mm; 75 wedges, 25 each size: small, medium, large; 30 WedgeGuards, 10 each size: small, medium, large; 1 universal ring; 1 narrow ring; 1 forceps and 1 pin tweezer. Rings provide easy, predictable and accurate contacts along with a tight gingival seal. The Palodent Plus ring tine design helps the system remain stable on significantly damaged teeth. Introductory kit