Sweetnight is a mattress and sleep solutions company that provides premium products to ensure a great night’s sleep. We are committed to maximizing sleep comfort so you can relax and feel rejuvenated the next day. Our products are made with quality materials, with CertiPUR-US certification, and are all fiberglass free. Try our range of memory foam and hybrid mattresses today! Why Should You Choose Sweetnight Starry Night Hybrid Mattress? - A Great Combination of Support & Cushion Comfort Our four layer design offers the best combination of cushioning and support to ensure a mattress that does not cause you to overheat or sink uncomfortably throughout the night. - Buy with Confidence This mattress comes with a 10-Year Warranty. If you feel the mattress isn’t the ideal fit for your needs or you have any questions about the mattress, just let us know and we’ll help you out. - Quality, Safe & Certified Made with safe materials, CertiPUR-US certified, and fiberglass free, it’s safe for your sleep. - Special Starry Pattern Design Our starry pattern concept draws its inspiration from the Big Dipper constellation. The design acts as a visual reminder to always remain tranquil and relaxed during sleep. What is in the box? 1x Sweetnight Starry Night Hybrid Mattress 1x Sweetnight Opener 1x Manual & Warranty Card Note: - Please allow 48-72 hours for your mattress to regain its full shape. The rate of expansion is related to the temperature of the room. Most memory foam mattresses will expand faster in a warm room and will take longer in colder temperatures. - It's normal that there is an odor after unpacking the mattress. Place the mattress in a ventilated space for a few days and the smell will gradually disappear.