The product titled ‘COLLAR PHILADELPHIA WTRACH 4.25 LRG – A9916-13’ is a large-sized Philadelphia collar with a tracheostomy opening. This collar is designed to provide neck support and stability for patients with neck injuries or post-surgery. It is designed to be comfortable and adjustable for a secure fit. The collar also features a tracheostomy opening to accommodate patients who require a tracheostomy tube. This product is sold individually.