Spend your adventuring days in the happiest sun rays with the Mountain Hardwear Men's Sunblocker Long Sleeve. This outdoor workout shirt boasts UPF 50 sun protection approved by the Skin Cancer Foundation, so you can soak up the sun in confidence and comfort. Made with partially recycled material, this shirt provides moisture-wicking benefits so you can ignore the sun and sweat and take your fresh-air exercise to the next level.