This is a super nice lululemon Metal Vent Tech Hoodie. It is a size medium. In excellent used condition with no issues other than the size tag missing which is normal for most lululemon. Seamless construction, anti-stink technology, and strategic venting make this hoodie training-session ready. Lightweight fabric is sweat-wicking and four-way stretch. Release Date: 10/2017 Original Price: $98 Style Number: M3AL9S Material: Silverescent, Seamless See photos and let me know if any questions!