Comfortable springless mattress with features of both firm and medium soft mattress. Natural coir filling from the one side of mattress increases the firmness and elasticity and provides better ventilation. From the other side of mattress latex layer ensures softness. HR cold foam base provides additional elasticity, orthopaedic effect and convenience for comfort and relaxation. High resiliency is the ability of foam to bounce back after being compressed. One of the best properties of HR foam is its long-term strength. HR foam is non-allergenic. It is both dust and mildew resistant, greatly reducing the potential problems faced by those with allergies. Double-sided Winter/Summer mattress.