Sectional matrix band
Deciduous ：Wide: 3.5mm, Thickness: 0.038mm, Elastic, nonstick coating
Premolar: 4.5mm, Thickness: 0.038mm, Elastic, nonstick coating
Molar ：Wide: 5.5mm, Thickness: 0.038mm, Elastic, nonstick coating
Molar with extensions ：Wide: 6.5mm, Thickness: 0.038mm, Elastic, nonstick coating
50pcs/bottle
