The Sealy Advantage Cristal Firm Double Mattress is designed to provide a comfortable and supportive sleep experience. This mattress features premium fibre and cushioning foam layers, which work together to offer a plush yet firm feel. The 1 Stage CoreSupport system provides targeted support to the body's key pressure points, helping to alleviate discomfort and promote proper spinal alignment. The EdgeGuard technology ensures that the mattress maintains its shape and support, even at the edges. Additionally, the Health Shield treatment helps to protect against allergens, dust mites, and bacteria, creating a healthier sleeping environment. With its combination of quality materials and innovative features, the Sealy Advantage Cristal Firm Double Mattress is a reliable choice for those seeking a supportive and hygienic sleep surface.