What Our Gearhead(R) Experts Are Saying: "The Sportlite Hydraulics 15 is my grab-and-go pack for quick hikes and short rides. It's super light, fits close to the body, and the included 2. 5-liter reservoir is perfect for staying hydrated on the move. It's minimal, comfortable, and tougher than it looks." For minimalist adventurers who like to move fast and light, the Osprey Sportlite Hydraulics 15L Backpack delivers hydration-ready performance in a clean, simple package. This pack combines Osprey's trusted design with a streamlined feature set, making it perfect for short hikes, fast scrambles, or long days in the saddle. The AirScape(TM) backpanel uses mesh-covered ridged foam to keep air flowing while maintaining close-to-body stability. Inside, the integrated Hydraulics(R) 2. 5-liter reservoir makes staying hydrated effortless, while the panel-loading design keeps essentials like snacks, tools, and layers organized. A removable waistbelt offers optional extra support, and the front zip pocket keeps small items within reach. Built from 100% recycled, bluesign(R)-approved nylon with PFAS-free DWR, the Sportlite Hydraulics 15 is as sustainable as it is reliable-lightweight, breathable, and ready to roll wherever the trail leads.