The S3 silk sleep sack is a 100% silk sleeping bag liner with an attached waterproof pouch. It boasts a high-quality, lightweight and compact silk construction that makes for a comfortable addition to your sleeping bag or it can be used as a travel sheet. With a pillow compartment and a half-slit opening with 4 ties, the S3 will ensure you get a clean, comfortable place to sleep.
Best deal on the internet! Great price and super high quality silk. If you like to travel and hate sleeping on dirty hotel or hostel beds you should check this product out. Compare to any other silk liner and it's a no brainer.