Pack: 40pcs/BoxMaterial: medical plasticQuantity: 1 BoxStorage: Avoid to be exposed to the sun and to place them with corrosive items. Diamond Shape Size:7 sizes:Extra Small: 1.2x1.4x15mmSmall: 1.5x1.3x15mmMedium: 1.5x1.5x15mmLarge: 2.0x2.3x15mmDeep: 2.0x2.3x15mmExtra Medium: 1.5x1.8x18mmExtra Large: 2.0x2.3x18mm Product Structure & Application Range:This product consists of wedge-shaped tip and hole-shaped end, made of plastic. Used to firm matrix band, and prevent dental filling materials from forming overhangs and damaging periodontal tissue. InstructionsFirstly, before filling, put matrix bands with retainer around the hole, and choose suitable size wedge, insert from buccal to lingual, keep matrix bands close to the neck of the tooth to prevent overhang. Package: 1 Box(40 Pcs) FDA Statement:The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item. This item has been cleaned and treated according to the manufacturer's instructions

