Osprey Compression Sack

It is designed to be both. The pack features a convertible carry system that allows you to switch between traditional duffel handles and backpack straps, making it easy to adjust based on your load and comfort needs.

The end compartment is specifically designed to isolate shoes or damp, dirty clothing from the rest of your clean gear. It provides a dedicated space so you don't have to worry about mixing soiled items with your fresh layers.

While it is ultralight and packable, it is built with Osprey's standard for durability. It includes weather-protected zippers with rain flaps and four reinforced grab handles, making it robust enough for hauling gear to the trailhead or through airport terminals.

Yes, it is designed to be highly packable. When not in use, the entire bag self-stores within its own internal pocket, making it easy to stash in a larger suitcase or keep in your car for when you need extra capacity.

Yes, the main compartment zipper is lockable, which adds a helpful layer of security if you are checking the bag or leaving it in a shared space.