this item COOLER SLEEP & VENTILATRED FOAM MATTRESS - Sweetnight cooling gel-infused memory foam mattress provides optimal air circulation throughout the night, ensuring that you stay cool and comfortable when you sleep. ENHANCED CONTOURING & SUPPORT - Our queen size mattresses feature a combination of comfy foam layer and supported high-density foam layer that will effectively help to relieve pressure points beneath your shoulders, hips and legs, allowing you to maintain a comfortable sleep posture and minimize sinkage. CLOUD LIKE COMFORT & UNDISTURBED SLEEP -This innovative memory foam structure not only creates a cloud-like sleeping experience, but also minimizes motion transfer. So you can both have restful nights and enjoy undisturbed slumber. STAY BREATHABLE & SAFE SLEEP ENVIRONMENT - This queen size mattress is quilted with a breathable knitted fabric to promote airflow, while maintaining a comfortable temperature. The materials we use in the queen size mattress are certified by CertiPUR-US and Oeko-Tex Standard 100 to be free of harmful substances. QUEEN SIZE MATTRESS IN A BOX & 10 YEARS WARANTY - Our 10 inch queen size mattress is vacuum-compressed and delievered in a box to for easy handling. Please give the memory foam mattress 48-72 hours to expand to its original shape. It fits all queen size bed frames, such as box springs, the floor, slatted bases, flat platforms. Please feel free to contact our service team if you have inquiries about our products anytime. See lessSweetnight Queen Size Mattress, 10 Inch Cooling Gel Memory Foam Mattress for Comfortable Sleep & Support, Plush Foam Mattress in a Box, Clarityhttps://www.amazon.com/stores/Sweetnight/page/9F6AEE18-D2FA-4CCE-93D2-D5BADCD14D77?ref_=ast_bln