Amazon.com: Verifine Insulin Pen Needles 31G 5mm, Ultra Fine Diatetic Needles for Insulin Injection, Compatible with Most Insulin Pen, 0.25mm x 5mm (5/32”) (100 Count) : Health & Household
Various New Arrival Comfortable Disposable 32g Insulin Pen Needle - China Blood Collection Needle, Needle for Diabetes | Made-in-China.com
Amazon.com: Medline Insulin Pen Needles, for Dispensing Insulin, Easy Flow of Medication,Compatible with Multiple Pen Models, 32 Gauge, 4 mm (Pack of 100) : Health & Household
31G x 8mm Pen Needles, Insulin, Ultra-Fine III™, 100/Box | McGuff Medical Products
Amazon.com: BH Supplies Insulin Pen Needles 31 Gauge - 3/16", 5mm (Pack of 125) : Health & Household
Amazon.com: Medt - Fine Insulin Pen Needles (31G 5mm) - Diabetic Needles for Insulin Injections, Ultra Fine Compatible with Most Diabetes Pens - 100 Ct, Pack of 2 : Health & Household