Includes: 4 Each - Dental Anesthetic Self-Aspirating Syringe 1.8cc with Plastic Handle (Blue+Black+Red+Purple). German Stainless Steel: The barrel and plunger are made of high-quality German stainless steel, known for its durability and resistance to corrosion. Plastic Handle: The handle is made of lightweight plastic, which can be more comfortable to hold for extended use. Self-aspirating: This feature allows the dentist to ensure proper needle placement before injecting the anesthetic. Capacity: 1.8cc/mL - This syringe suitable for delivering most dental anesthetic doses.