The Royal Robbins Women's Expedition Pro Long Sleeve Shirt is the shirt for serious adventurers and professional guides. Proven Expedition performance gets added stretch for maximum freedom. bluesign® approved, the durable, 100% recycled polyester breathes, wicks, dries fast, and has HeiQ Stain Away technology to help it quickly wash clean. HeiQ Smart Temp works with integrated ventilation to keep you cool on the move.