Instant purchase is welcome. O size (equivalent to XL size) TaylorMade Short Sleeve Mock Neck Men's Shirt TaylarMade This is a short-sleeved mock neck shirt with a stylish TaylorMade logo on the shoulder. It has a simple design and is easy to wear, and I think it will be useful in a wide range of situations in the coming season. Although it is new, please understand that it has been stored at home. Only those who understand this, please purchase.