King Coir is a Reversible orthopaedic coir mattress. While its exquisitely designed tapestry and quilt patterns are a treat for the eyes, it comes at a price that just right for the entry level buyer. As the name suggest King Coir is made of rubberized coir and supported by a layer of ortho foam. This mattress gives you firm and comfortable support through the night. The outer quilt is tough on bacteria, dust mites, and microbes thanks to Centuary Protect Recommended by National Health Academy