Yasumi Koia Fibre MattressYasumi Koia Fibre Mattress Budget Coconut Fibre Mattress Dual Side Usage 20cm Thickness The Yasumi Koia is a budget friendly coconut fibre mattress made for customers who want firm support at a more affordable price. It is positioned as a lower entry option under the FibreLux family, suitable for customers who like the coconut fibre mattress feel but want a more economical choice. Koia gives a firmer and more stable sleeping surface compared with