Cooling comfort for even the hottest climates. Produced by our trusted textile partner in Austria. the ThermaBalance mattress pad is specially filled with TENCEL®. a luxury fiber renowned for its absorbency. breathability. and temperature-regulating properties. This innovative fiber offers the added advantage of sustainability. as it's derived from responsibly sourced trees through environmentally responsible processes. The mattress pad is finished by a quilt-stitched cotton shell and an elasticized skirt in soft cotton jersey.