The Smiths Medical 504211 is a high-quality IV Catheter designed for patient comfort and secure placement. It is a 16G x 1¼” catheter, making it suitable for a variety of medical procedures. The catheter comes in a neutral grey color. Each box contains 50 units, and each case comes with 4 boxes, providing a total of 200 catheters. This product is designed to meet the highest standards of medical care.