Holds two vials of insulin, alcohol swabs and two syringes. Compatible with a disposable 100 unit prefilled pen. Protects insulin bottles from breakage and rapid temperature changes. Fits comfortably in your pocket or purse. Developed by a diabetic, the D.I. CASE is the smallest, handiest carrying case available for transporting your insulin and syringes. Discreetly disguised as an eyeglass case, the D.I. CASE is made of lightweight aluminum with a fitted insert. The D.I. CASE protects your vial from breakage, and your insulin from rapid temperature changes and agitation - it's perfect for everyday use. Contents shown not included.