Part of the essential range, the Hydra mattress combines coil springs. The spring unit offers complete, adaptive support for your body. The polyester offers a soft, body contouring layer for pressure point support. This soft medium mattress is a great all-rounder mattress that is suitable for many sleep styles. This is best suited for those who prefer a softer, more absorbing mattress. This mattress is not recommended for heavier builds. The Hydra mattress, from our essential range, features a coil spring unit that adapts to your body, providing complete support. A soft polyester layer conforms to your shape, relieving pressure points. This soft to medium mattress suits many sleep styles and is ideal for those preferring a gentler, more conforming feel. However, it's not recommended for heavier individuals.