Made of high-quality Stainless steel, which is corrosion-resistant and durable to use. Thick matrices keep the form well, which in some cases does not allow the use of wedges when restoring the gingival margin or the arbor wall. Kit contains: - 10 x Pcs of small with a ledge (№ 1.0971). - 20 x Pcs of small (№ 1.0972). - 20 x Pcs of large (№ 1.0973). - 10 x Pcs of large with ledge (№ 1.0974). - 10 x Pcs of medium with a ledge (№ 1.0975). - 30 x Pcs of medium (№ 1.0976). - 1 x Ring (standard) (№ 1.099). - 1 x Ring (delta) (№ 1.299).