With a minimalist, value-focused design, the Osprey Sportlite Hydraulics 20 delivers reliable performance. A streamlined, durable build makes day hiking a breeze, with a front stretch compression pocket and AirScape(TM) backpanel to haul just what you need. This edition integrates a 2.5-liter reservoir for easy hydration. Constructed from bluesign(R) approved, 100% recycled nylon main body fabric DESIGN & DETAILS: Panel loading design Internal hydration sleeve with dual over shoulder exit ports Front panel zip pocket with key clip keeps small items handy