◽ [PROPER BODY SUPPORT] Breaking through the shortcomings of traditional bed toppers that are too soft and unsupported, the Aurorome mattress topper achieves a balance to provide proper support for the body, avoiding excessive sunken and cloudy feeling. , ◾ [2-LAYER FOAM DESIGN] 3CM gel memory foam + 4CM high-density foam, Aurorome mattress topper can be upside down for you to choose different contact surfaces to meet your desired hardness! , ◽ [COVER WITH NON-SLIP DESIGN] Aurorome mattress topper has a zippered cover for easy removal and cleaning, and the non-slip fabric on the bottom and elastic at the four corners keep the topper in place! , ◾ [PROFESSIONAL CERTIFIED QUALITY] Aurorome mattress toppers are CertiPUR-EU and OEKO-TEX certified, ensuring that these foam toppers are made of high-quality materials, and every component has been tested for harmful substances, making sure they are suitable for daily use! , ◽ [INSTRUCTIONS & SERVICE] Aurorome is committed to ensuring excellent customer service, please contact us with any questions. Before first use, please remove the cover and place the inner foam flat in a well-ventilated area for 48~72 hours until fully expanded.