This is a long-sleeved T-shirt from Champion, a basketball apparel maker. Product number: C3-AB451-010 M (Body length (cm)/71, Body width (cm)/54, Shoulder width (cm)/47.4, Sleeve length (cm)/58.8) This long-sleeved T-shirt is made from 100% recycled polyester, which is environmentally friendly. It features "DRYSAVER," a fabric with sweat-wicking and quick-drying functions and a textured knit on the skin side to reduce stickiness. It also incorporates "C ODORLESS(R) by Polygiene" processing, an antibacterial and odor-resistant function that actively suppresses the generation of odors caused by sweat. Since it is unopened, the images are taken from the internet. Please comment if you have any questions.