Nike CACT.US CORP Long Sleeve Tee "Black" New, Unused Purchased from an authorized retailer Size: L I will not answer questions like "Is this authentic?" or requests for additional pictures. No one who has asked for additional pictures has ever purchased the item. Please judge based on my feedback. If you are concerned, please refrain from purchasing. Shipping will be via a tracked delivery service. If you are paying at a convenience store, please let me know the payment deadline.