M to L size. There are no noticeable stains or yellowing, but please understand that this item has been stored for a long time before purchasing. Please refrain from purchasing if you are sensitive to such things. I bought this for running, but I have kept it unused. I am open to price negotiations, considering the fees and shipping costs! Immediate purchase is also welcome. I will fold it and ship it via Yu-Packet Post. Please understand that there may be creases from folding. Half-zip shirt made of polyester material, white color. - Brand: adidas - Color: White - Design: Half-zip - Material: Polyester Thank you for viewing.