* Hand tied calico spring unit in cotton encasing * Hand tufted to hold fillings together and provides added support * 8 handles and 8 vents to allow breathability and easy rotating/flipping * Dual sided mattress to prolong mattress life * Extra firm firmness * Butterfly clips to provide edge to edge support * Luxury and natural layers of horsehair, wool and cotton. Allowing temperature regulation and superior comfort * 2 row hand stitch border which adds to the support of the mattress * 100% viscose panel fabric with embroidery * During first 3 months be sure to turn and/or rotate your mattress at least once, and thereafter 4 times a year to allow the fillings to set naturally and allow even settlement