Setup:1. Unpack: Carefully remove the Silentnight Airmax 1000 Mattress Topper from its packaging. It may need a few hours to fully expand and air out after being compressed.2. Position: Lay the topper flat on top of your existing mattress.3. Secure: Locate the elastic straps at each corner of the topper. Stretch these straps down and around the corners of your mattress to secure the topper firmly in place. Ensure they are snug to prevent movement.4. Allow to Settle: For optimal loft and comfort, allow the topper a few hours to fully decompress before using.Compatibility:This mattress topper is designed to be compatible with standard mattress sizes. Its elasticated straps are adaptable, fitting snugly over most mattress depths to provide a secure fit. It can be used with any mattress type (e.g., spring, foam, hybrid) to add an extra layer of comfort and breathability.Care:The Silentnight Airmax 1000 Mattress Topper is machine washable.1. Washing: Wash on a gentle cycle at a suitable temperature (check label for specific temperature, usually 40°C).2. Drying: Tumble dry on a low heat setting or air dry completely. Ensure it is thoroughly dry before placing it back on your bed to prevent moisture retention.3. Maintenance: Regular fluffing and rotation (every few months) can help maintain its loft and even wear.