Zpacks Medium Dry Bag PillowZpacks Medium Dry Bag Pillow works as a compression stuff sack and doubles as a comfy pillow. The medium size weighs 40 grams. It is constructed from 1. 0 oz sqyd Dyneema Composite Fabric. It has soft micro fleece sewn into one half on the inside. Simply flip the dry bag inside out and fill it with your spare clothes and gear to use as a pillow! The top of the bags seal with a waterproof zipper and all seams are fully taped. TIP: Use Pillow Attachment