The jersey is sized adult 46 made out of 100% Polyester. This is an authentic New York Yankees game jersey. The jersey will also come with the certification paperwork pictured. The logo and lettering are sewn on the jersey. This jersey is in great condition. The actual item can be seen below. The measurements on this item are 24″ armpit to armpit and 35″ from collar to bottom. CHECK OUT MY OTHER STORE ITEMS. I HAVE A HUGE LOT OF DESIGNER CLOTHING AND JERSEYS LISTED.