Product: 4 Each - Metal Colored Dental Anesthetic Self-Aspirating Syringe 1.8cc with Arrow-Pointed Rod (Blue+Dark Blue+Red+Pink) + 4 Each - Plastic Colored Dental Anesthetic Self-Aspirating Syringe 1.8cc (Blue+Black+Red+Purple). German stainless steel construction: The syringe is made from high-grade German stainless steel, which is known for its durability, strength, and resistance to corrosion. This ensures the syringe can be sterilized and reused multiple times. Aspirating: The syringe features an aspiration mechanism that allows the dentist to verify proper needle placement before injecting the anesthetic. This helps to minimize the risk of accidental injection into a blood vessel. Capacity: 1.8cc/mL - This syringe is ideal for delivering precise amounts of anesthetic solution.