The mattress is strengthened with foam encased side walls giving your mattress superior side support and ensuring that it retains its shape. Dual Pocket on Pocket Contouring spring technology provides pressure point relief which results in less movement during the night and a deeper more comfortable sleep. The high density foam adds natural anti-microbial and anti-bacterial properties.  Hybrid Technology offers the perfect fusion of foam encased iPOCKET coils and luxurious foam layers providing enveloping comfort and unwavering support.