The Mammut Trion Spine 50 is a lightweight, versatile pack perfect for day hikes and backpacking trips. It features a comfortable suspension system and multiple carrying options. Conquer any adventure with the Mammut Trion Spine 50. This durable, high-capacity backpack boasts Active Spine Technology for unparalleled freedom of movement and load transfer. Enjoy superior comfort, customizable fit, and easy access, making it the ultimate companion for demanding alpine pursuits.