The Arc'teryx Index 40 Boulder Bag in 24K Black is designed for climbers and outdoor enthusiasts needing a spacious, organized bag for high-volume gear. It offers an efficient equipment system with a durable 100% nylon construction suitable for gym and crag use.

• 40L capacity
• Two distinct 20L internal zones
• High-visibility interior
• Colorway: 24K Black
• Material: 100% nylon