To get a good night sleep one must in vest in a well constructed pillow.
There are different choices that come down to fill, support and size.
To get a light support you would choose a soft fill like down alternative, goose down feathers or silk.
Organic cotton or wool gives you a firmer support. Added support I would pick a gusseted pillow with side walls that help it keep and maintain the pillows shape.
Latex natural foam helps to relieve pressure on your body as it molds to your neck, shoulders and spine.
Whatever your pick out for your style of pillow, take some extra money and in vest in a pillow protector for hygiene buffer. It is a good practice to find out when buying pillows if they are washable or have to be dry clean. Replacing old pillows with new ones over a few years is good practice too as pillows break down and get uncomfortable to sleep on.