UltiCare U-40 Insulin Syringes, 29ga x ½", Box of 100 ctUltiCare U 40 Insulin Syringes, 29ga x ", Box of 100 ct UltiCare U 40 Insulin Syringes are designed to deliver insulin doses with precision and ease. Each syringe features a tri beveled tip for smooth insertion, electromagnetic polishing for a refined surface, and silicone lubrication to ensure an effortless glide. The clear barrel showcases bold, easy to read whole unit markings for accurate dosing, while the large barrel flanges offer a secure grip