Aim for at least 6 inches for comfort. Anything less will feel like sleeping on the floor slats.
Contours to your body and relieves pressure points. Excellent for comfort, though it can trap heat. futon mattress buying guide
Heavier mattresses (like innerspring) stay in place better but are a workout to move or convert. 5. Don’t Forget the Cover Aim for at least 6 inches for comfort