REI Co-op long sleeve button-up top features a vibrant purple, green, and yellow plaid pattern with solid purple stretch side panels for enhanced mobility. Designed for outdoor performance, this shirt is crafted from a lightweight, moisture-wicking polyester blend with a hint of spandex for comfort. It includes a scoop neckline, snap-button front closure, a single chest pocket, and snap cuffs. The curved hem and breathable side panels make it an ideal choice for hiking, camping, or casual travel.