Economy class bonnell spring mattress for the bedroom. The mattresses are made with a bonnell spring block, a felt insert and T25-density polyurethane foam with a padded synthetic fabric cover. Recommended as a base mattress for use with additional low-height mattresses made of memory polyurethane or latex. Product height 18 cm. For better air circulation and skin breathability, the mattress cover is quilted with a foamed PES layer. Rigid mattress for a low price. The cover is not removable. Transported in a roll. We also produce mattresses of non-standard dimensions.