Built for adventure, this REI Co-op short-sleeve performance shirt combines technical function with laid-back outdoor style. Crafted from lightweight, 100% nylon with a 100% polyester mesh lining, it’s engineered for breathability, quick-dry comfort, and sun protection—ideal for hiking, travel, and everyday wear. This rust-orange shirt features:    •   Hidden mesh vents at the back and chest for maximum airflow    •   Button-front closure with reinforced stitching    •   Subtle embroidered REI mountain logo on the hem    •   Collar loop and utility tab detailing for pack-and-go versatility    •   Rounded hem for a flattering fit    •   Easy-care, machine washable fabric designed to reduce environmental impact 📏 Size: Men’s Medium 🎨 Color: Rust Orange / Burnt Clay 🧵 Fabric: Shell – 100% Nylon | Mesh – 100% Polyester 📐 Measurements (approx):    •   Pit to pit: 19”    •   Length (shoulder to hem): 28” ✨ Condition: Excellent pre-owned; no stains, tears, or discoloration 💰 Original MSRP: $65 💸 Listed for: $32 #rei #reicoop #outdoorstyle #hikinggear #travelshirt #performancewear #adventureclothing #mensoutdoor #quickdryshirt #technicalwear #ventedshirt #campingstyle #lightweightshirt #summerhiking #trailready #mensfashion #casualstyle #outdoorapparel #reiadventure #exploremore