Long-sleeved T-shirt with a cashmere blend using HEATTECH technology, providing warmth and comfort. Unopened, brand new. I recently purchased it online along with other items, but I don't think I'll wear it, so I'm putting it up for sale. - Brand: UNIQLO - Product Name: Extra Warm HEATTECH Cashmere Blend Crew Neck T-Shirt - Size: M - Features: HEATTECH, EXTRA WARM, Cashmere Blend - Color: Navy Thank you for looking.