Our Belter Fits ALL pumps. Just select which Pump you wear from our drop down menu and we will send you the Belter to fit your specific Insulin Pump. The Belter is great if you already are accustomed to wearing a belt. Slip your belt through the back of the Belter and your on your way.The Belter accommodates belts up to 1-1/4" wide. If you wear wider belts you might want to check out our "BeltnGo". It fits belts up to 2.25"wide. Open and closes with velcro. Looks great for business attire, too. Match the Belter to your favorite pants. Available for all pumps. Order by your pump type.