The PUG case handles a variety of insulin pumps including Medtronic and Tandem. The PUG case is a flexible pouch design, made from ballistic nylon outer shell and a soft fleece inner liner to protect the pump surfaces. The belt clip is made of steel with a positive stop bent into it to prevent unwanted removal from clothing. The case can be worn on the inside or outside of pants or pockets. The PUG case is made in the USA.