There are no threads or stains on the faux leather of the sleeves. I haven't worn it that many times, so the leather is still a bit stiff. I think you can definitely wear it in early spring if you pair it with a short-sleeved shirt. - Color: Brown - Material: Polyester, Faux Leather - Design: Embroidered - Style: Stadium Jumper (Varsity Jacket) - Back Design: Spaceship embroidery - Brand Name: HARSH AND CRUEL <Original Price> ¥27,300