You are purchasing a set of TWO (2) 30 ml sterile, sealed glass vials perfect for mixing medications including HCG for Dr. Simeon's diet! See below for manufacturers information about the vials. Check my feedback and buy with confidence. I will combine shipping so check out my other products includingbacteriostatic water listings! Feel free to contact me if you have any questions or if you would like a discounted price for purchasing larger lots. I will also provide you a package price for purchasing bacteriostatic water in combination with the vials. I have additional HCG supplies, contact me for particulars and pricing! I ship daily except for Sunday so most items shipped same day if ordered and paid for by 3pm EST. Read my feedback and buy with confidence!**** Picture is just a representation - you are purchasingTWO vials with silver caps exactly like theoneson theright side.CLEAR Sterile Serum Vials with Blue AluminumSeals 30ml certified depyrogenated and sterile vials. These sterile vials are Type 1 borosilicate assembled with butyl stoppers and colored aluminum seals. Neck size is 20mm. Sterilization is performed in an FDA inspected facility, operating to cGMP compliance. All sterilization processes are carried out under strict Class 100 U.S. Pharmacopoeia and Federal Code of Regulations methodologies. Assembled units are sterile and free of all endotoxins and meet the FDA's mandated 14-day sterility testing protocol. Ideal for analytical laboratories, compounding pharmacies, veterinarians, etc. Medication is NOT included!