The men's Skyline LS is Arc'teryx take on a classic button-down shirt, but with their continued focus on technical construction for all-day performance. The lightweight Skyline long-sleeve is made from Diem™ easy care polyester fabric, which has excellent mechanical stretch, effectively wicks away moisture, dries quickly, and offers UPF+ 45 sun protection. This shirt comes in an always stylish trim-fit, while articulated patterning and gusseted underarms allow for extra mobility during cycling commutes and travel days that require functional fashion.