Good lying properties for most people - except in the side position for large, heavy people with a focus on shoulders and stomach. The mattress is declared as "firmness level H3 - medium firm", but was soft in the test. Very good in the continuous rolling test, good in the climate chamber under the influence of heat and humidity. Cover forms very noticeable nodules over time.
This test report belongs to a different type: Sylt TFK (90 x 200 cm, Spring core)