Combined Mattress Model with different firmness sides. Anatomical block of independent springs '' Pocket Springs '' (250 springs/m2) - provides spot support, adapts easily to body shapes and supports the spine in a natural state. Spring block allows smooth distribution of the load along the entire surface of the mattress. The spring block is protected on both sides by a strengthened wool sheet wadding (durable, flexible, dense, does not hold moisture, very light material). The top layer of the mattress consists of an innovative ''HR '' foam polyurethane - increased endurance filling, high antibacterial fluid, dense, durable, resistant to deformation, does not hold odours. Its structure does not allow dust and parasites to be hosted inside the mattress. The inner layer of the mattress consists of cocos fibres - natural, flexible filling that contains orthopaedic firmness of the mattress on the other side, safe, increasing optimally firm support during your sleep.