Zpacks Stuff Sack

No, it is water-resistant. While the Dyneema Composite Fabric is inherently waterproof and the seams are taped, the draw cord closure at the top allows water to seep in if submerged or exposed to heavy, sustained rain. It is best used for organizing gear inside your pack rather than as a dry bag for external carry.

Yes. The Dyneema Composite Fabric is semi-transparent, allowing you to easily identify your clothing or gear through the material. This saves time when you are digging through your pack at camp.

Dyneema Composite Fabric is exceptionally strong for its weight, but it can be punctured by sharp objects like trekking poles or stove parts. If you do get a tear, it is easily field-repairable using specialized adhesive tape, which will restore the bag's integrity.

The Medium-Plus Stuff Sack features a cylindrical design with a 7-inch diameter, specifically engineered to fit horizontally in most standard backpacking packs. This shape helps maximize space efficiency and keeps your load balanced.

This size is ideal for a mid-sized clothing kit, such as a puffy jacket and a pair of sleeping socks, or for packing a lightweight shelter system. Because it is so lightweight, it is a great tool for keeping your sleep system or extra layers organized and compressed.