Osprey Straightjacket Compression Sack

Unlike traditional cylindrical stuff sacks that can be awkward to pack, this uses adjustable wings and buckles to compress items into a flat, rectangular shape. This design creates a stable, brick-like form that stacks much more efficiently inside a backpack or suitcase.

Yes. With dimensions of approximately 8.66 x 17.32 x 11.02 inches, it is specifically designed to fit into standard travel luggage and backpacks, helping you organize your gear while maximizing available space.

It is constructed from 40D high-tenacity recycled nylon. While lightweight, this material is designed to handle the rigors of travel and outdoor packing, offering a balance between durability and weight savings.

Yes, the sack features a large access opening that makes it simple to load and unload your items. The compression wings are also quick to adjust, so you can easily loosen them to retrieve specific gear without having to unpack the entire bag.

The 20L capacity is ideal for compressing soft goods like clothing, a lightweight sleeping bag, or a down jacket. Because it is a soft-sided compression sack, the final volume depends on how much you can squeeze down the contents.