At AFA Stores we carry a variety of king size mattresses for you to choose from. Most of our mattress options feature memory foam surfaces, and organic materials. Our memory foam mattresses add a level of comfort as the foam learns your body contour. Perfect for those who sleep with a bad back, our king size mattresses are sure to leave you resting comfortably. Enjoy browsing through our selection of king size mattresses brought to you by the brands you have come to love.