The coolflex indigo impression mattress has 7cm visco elastic cool indigo memory foam together with 5cm of memory foam the 7cm visco elastic cool indigo memory foam offers the same feel and pressure relieving properties as memory foam but without the heat discomfort the coolflex indigo impression mattress also features ultrafresh antimicrobial protection for the ultimate in mattress hygienethe 7cm visco elastic cool indigo memory foam cradles you in the same way as regular memory foam however it