GREOO Twin Hybrid Mattress Extra Firm

Scientifically Designed for All Sleep Styles & Body Types:Sleep expert-designed hybrid mattress fits all sleep styles and body types, supporting positions without pressure and maintaining lumbar alignment. CertiPUR-US Certified Cooling Gel Memory Foam - Cool & Breathable:skin-friendly, breathable, chemical and fiberglass-free, with heat-dissipating honeycomb structure. High-Density Support Foam:Durable and sag-resistant, balancing softness for body contouring and firmness for spinal alignment.