REI Womens Sahara Hiking Button Up Long Sleeve Shirt Fishing Outdoor Pockets Size XL * Made of cool, moisture-wicking stretch nylon -UPF 50 sun protection * Convertible sleeves roll up and secure with button tabs * Back vent has a mesh yoke underlay to help keep you cool * Side and underarm inset panels provide more comfort and ease of movement * Chest pockets have hidden zip closure * Fabric: main body 94.5% nylon, 5.5% spandex * Style: 18744-F19 May 19 * Measuremensts- Pit to Pit: 24", Length: 27" * Excellent Used Condition Beloved by thru-hikers and day hikers alike for its cool comfort and adjustable coverage, the womens solid REI co-op Sahara shirt travels well, too - it packs small and dries fast.