King size Matters

Bamboo foam king size mattress, half and half (soft) and (firm). You can use both sides of the mattress, flip it over every 3 months. It comes with a mattress cover with zipper for easy wash. Used only about 8 to 9 months. Going to down size to queen. Bought it for $1799 plus taxes and asking $850 OBO Serious buyer please. It has been disassemble for easy carry, it's a very heavy mattress. The thickness measures on the pictures. Any questions please feel free to ask.