The lightweight Mens BugsAway Solaro Long-Sleeve Sun Shirt handles remote trails, tough hikes, and city strolls alike. Built-in Insect Shield technology converts clothing into long-lasting, effective, invisible, and odorless insect protection. All-day adventure ahead? UPF 50 sun protection will shield you from dangerous UV rays. Whether youre globetrotting or trekking off the beaten path, adventure more thanks to antimicrobial treatment which helps reduce fabric odor.