Smartwool Black Long Sleeve Crew Neck Shirt Size XL This Smartwool long sleeve crew neck shirt in black is a versatile addition to your wardrobe, made from high-quality merino wool for comfort and breathability. The size XL fits comfortably for a relaxed fit. The shirt is in good condition with some signs of wear but no major defects. Perfect for layering or wearing on its own in cooler weather.