What are the best long sleeve shirts for hiking that provide both comfort and protection on the trails?

The best long sleeve shirts for hiking that offer both comfort and protection on the trails are those made of moisture-wicking and breathable materials like merino wool or synthetic blends. Look for shirts with UPF sun protection and features like thumbholes and ventilation panels for added comfort. Brands like Patagonia, Columbia, and REI offer great options for hiking shirts.