Feature: 1. Durable and Reusable: Flood barriers are made from 600D polyester material, ensuring the sturdiness and durability. This means that they can be used multiple times. 2. Effective Waterproof: The inner lining of water flood barriers is specially designed to be waterproof, ensuring that they can effectively block out water during floods. 3. Easy and Convenient to Use: Sandbag barriers require sand to expand and create a barrier. This process is simple and can be easily done by anyone. 4. Drawstring Closure: The elastic bands provided with the sandbags are specifically designed to secure the sandbags at the opening, making them easy to handle and use. 5. Versatile and Flexible: Thick sand bags are highly flexible and can be bent and applied to any area. You can use them in various settings, such as doorways, windows, and entrances. Specification: Item Type: Water Activated Flood Barriers Material: 600D polyester Color: Dark blue Size: Approx. 20 x 40cm / 7.87 x 15.75in (± 3CM / 1.18in error) Usage Scenarios: Set up storm, flood and hurricane barriers at house doors and windows, garden doors, garage entrances, and basement skylights.Weight: Approx. 720g / 25.4oz. Package List: 10 x Water Activated Flood Barriers Note: Please allow slight error due to manual measurement. Thanks for your understanding.