Ergonomic seasonal mattress with removable cover

This mattress is suitable for those who feel quite hot and/or cold in bed, have moderate sweating, are overweight (exceed their ideal weight by 5/10%), sleep on their side or in other positions (particularly suitable), wish to use an adjustable base, suffer from neck and/ or back pain, have peripheral blood circulation issues, are not subject to electromagnetic pollution, want a mattress with differing comfort levels on either side (bi-comfort), want a different comfort level than their partner, have a particular need to remove the mattress cover.