Ravensberger 7-zone HR cold foam mattress SOFT WAVE H1 RG 40 (0-45 kg) cotton double cloth 90x200 cm (household goods)
Unfortunately, it is still very soft, my son is 6 years and a lightweight and decreases quite a lot, but sleeps well. Up to 45 kg - I would find it too difficult. In addition, it has no proper lateral stability, ie they swell practically laterally be