Octaspring Technology: Hundreds of 9cm Octasprings in three body zones for tailored support to back, shoulders and hips. Hypoallergenic Cover: Skin-friendly, anti-allergenic cover is gentle and washable at 40°C for easy care. Size Variety: Available in single, small double, double, king and super king to suit any bed. Supportive Ecocell Base: Durable Ecocell foam base ensures stability and long-lasting support night after night. Memory Foam Comfort: Top layer moulds to your body shape, easing tension and pressure points for restful sleep. 8x Breathability: Octavent Air system makes the mattress eight times more breathable, keeping you cool by up to 3°C.