It is recommended that the most effective memory foam cushion must be 11 inches thick. Examine mattress resilience when shopping for the most effective memory foam mattress. Durability describes the flexibility or buoyancy of the cushion as well as higher is considerably far better. One more aspect for factor to consider is something that described the Impression Tons Deflection or ILD score. This is nothing but a rating of the firmness of the cushion. Once again higher is much better; a greater score suggests a firmer mattress. The only method for me to identify which one was for me was to try them all.