Construction CONSCIOUS COTTON: This plush and breathable quilted cover is made using natural, organic cotton WONDEROUS WOOL: Birch Mattresses relies on wool to provide natural fire protection and temperature regulation. CUSHIONING COMFORT: Three individual layers of wool offer a plush, breathable feel in the surface of the mattress with optimal loft and cushioning. LUXE LATEX: A layer of firmer GOLS certified natural latex in the body of the mattress ensures a medium feel with cradling, responsi