The Protective Plus® IV Catheter, product number 306501, is a medical device designed for safe and efficient intravenous access. Manufactured by Smiths Medical, this catheter features a retracting needle and is 18G x 1¼” in size. The catheter is green, which aids in easy identification. Each box contains 50 catheters, and each case comes with 4 boxes. This product is ideal for medical professionals who require reliable and easy-to-use IV catheters for patient care.