CamelBak Arete 18 Hydration Pack | REI Co-op。Camelbak Arete 18 Hydration Pack 50 oz Color: Chartreuse/Graphite Even though our new hike pack compresses to pack away during an endurance hike, this versatile hike pack still packs a punch: with room for a 15\" laptop and zip pockets in top lid, you\'ll have all the essentials for a hiking commute. We consider your comfort an essential worker, so you\'ll enjoy breathable air mesh panels and straps designed to keep you cool even on the hottest hikes. Pack plenty of hydration with our 1.5L Crux® Reservoir and two side stretch pockets and maintain long-term stability with the adjustable sternum strap. Repurpose Gold Sustainability Badge: Made with recycled materials, made with safer chemicals, and designed to preserve resources and diminish disposables. Lightweight and breathable materials: Designed for all-day comfort 3D Vent Mesh Harness: Lightweight and breathable with added cargo Laptop Sleeve: Keep your laptop protected Secure Phone Pocket: Conveniently located with a zipper closure for secured quick access Side Stretch Pocket: Expands for extra water bottle or essentials Adjustable Stern