this is brand new and even has the plastic tag on it just not the MSRP this is a zip up dress shirt that can be worn as long sleeves or button it up to wear as a half sleeve ! in excellent condition! zipper is the trademark mk lock and every snap button closure is also labeled with the mk name ! zipper works very smoothly ! it is collared which is awesome ! wear it with and undershirt and or alone and zip up! 💯% polyester