Features: Coil springs 11.5% thicker than market standard: Provides better support, longer lifespan, and prevents collapsing. Ergonomic Pressure Relief Support: Perfectly conform to your body, relieving pressure points in the neck, shoulders, back, and hips for better support. Motion isolation: Individual pocket coils effectively reduce the noise caused by spring friction and improve the quality of sleep. Premium Anti-Static Fabric: Reduces skin dryness and hair frizz caused by static, enhancing sleep comfort. The fabric resists dust and dandruff, making it easy to clean and maintain. Wave Cotton Fabric: Comfortable and breathable, wicks away moisture, keeps the mattress dry, and ensures a comfortable sleep environment. SGS Certified Advanced Fireproof Cotton: Certified by SGS, a global authority, for fire safety, ensuring enhanced protection. Safety Certification: Certified by CertiPUR-US and OEKO-TEX, free from harmful substances, ensuring worry-free sleep. Compatible with Various Bed Frames: Suitable for box springs, platform beds, slatted bases, flat frames, and even floors, adaptable to a variety of bed frames. Mattress in a box: Compressed, rolled, and vacuum-sealed for easy transport. Recommended to leave for 72 hours to fully expand and reshape for the best use experience. Elegant Diamond Design: This mattress features a sophisticated diamond texture with a sleek black border, adding a striking modern element to your bedroom while enhancing its elegance and comfort.  10-Year Warranty: Experience lasting peace of mind with our decade-long guarantee. Dimension： Twin:  39 in. wide×75 in. long×12 in. thick top TwinXL:  39 in. wide×80 in. long×12 in. thick top Full:  54 in. wide×75 in. long×12 in. thick top Queen:  60 in. wide×80 in. long×12 in. thick top King:  76 in. wide×80 in. long×12 in. thick top