The Cirrus 8482 Waterproof Sack from SealLine is a fantastic ultra-lightweight dry sack that has been constructed with 100 waterproof durable materials with a water-resistant roll down closure making it ideal for when you need to keep your items dry while keeping pack weight to a minimum The Cirrus 8482 dry sacks come in different sizes so whether it is your sleeping bag and clothes you need to keep dry when embarking on a long hiking holiday or whether you need to protect your possessions from splashes and sprays when enjoying water sports such as kayaking sailing and canoeing there is a Cirrus 8482 dry sack for you