2000 pocketed springs. Upholstered with the finest quality natural fillings, new lambs wool giving natural warmth and cashmere that is finer and softer than wool. We use the highest quality four way stretch fabric, hand side stitch effect border, for a supportive and comfortable sleep surface. Traditional hand tufts create an exceptionally soft, smooth and comfortable mattress. Ventilated to allow the matress to stay fresh. Two sided mattress with handles for easy turning and rotating mattress regularly