【Breathable and Skin-Friendly】Duchess Euro Top hybrid spring mattress is made of 3D soft knitted fabric on the top cover, which is breathable and skin-friendly. The breathable mesh on the side of the mattress helps dissipate heat and helps regulate body temperature effectively, ensuring a cool and comfortable sleep all night long. OEKO-TEX standard 100 certified. Tested free of harmful substances. Hypoallergenic material & 99% dust mite resistant. 【Memory Foam and Innerspring Blend】 Our Duchess mattress combines memory foam and individual pocketed springs. The gel-infused memory foam regulates temperature while conforming to the body to relieve pressure points, and the support layer of high-density foam is CertiPUR US Certified to help dissipate body heat. 5 zoned independent pocketed springs balance body pressure and keep your spine healthy. It allows you to sleep with comfort and peace of mind. 【Motion Isolation and Edge Support】 Medium Firm mattress is designed for all sleepers. With hundreds of independent pocketed springs built in, you can enjoy undisturbed sleep even if your partner tosses and turns at night. This mattress provides the perfect head-to-toe support for sleepers, with enhanced edge-to-edge support to prevent sagging and rolling. Our mattresses are suitable for most platform bed frames, traditional frames, spring springs, and even floors. Wait for 48-72 hours before using the mattress to allow it to fully expand. And our professional service team is available 24/7 to assist you. Duchess mattress makes you don't want to leave the bed. - Fully relax your muscles and release the body stress - Breathable and Skin Friendly Knitted Fabric - Antibiosis, Anti-odor, Anti-allergy, Anti-mites - Improved blood circulation to aid a more restful sleep - Excellent shock-absorption and high resilience - Keep your spine balanced ,help adjust and correct your sleeping posture - Special material combination makes the mattress Not too soft Not too hard-Just right