Pillow loft is the height of a pillow when your head rests on it. The goal is not simply to choose the thickest or softest option. A useful pillow fills the space between your head and mattress without pushing your neck noticeably up or letting it drop too far down.
Start with your usual sleep position
Side sleepers often need more loft because the pillow must fill the distance created by the shoulder. Back sleepers usually prefer a medium profile that supports the natural curve behind the neck. Stomach sleepers commonly choose a low, compressible pillow so the head is not tilted upward. If you change positions during the night, a responsive medium-loft pillow can be a practical compromise.
Factor in your mattress and build
A softer mattress allows your shoulders and torso to sink farther, which can reduce the loft you need. A firmer mattress keeps the body higher and may create a larger gap. Shoulder width also matters, especially for side sleepers. Instead of relying only on a product label, compare the pillow with the way your body actually settles into your bed.
Run a simple comfort check
Lie in your normal position for several minutes. Ask whether your face points straight ahead when you are on your back or stays level with your chest when you are on your side. The pillow should feel supportive without forcing your chin toward your chest. Give a new down or down-like pillow time to fluff, then redistribute the fill before making a final judgment.
A softer option to consider
The FluffCo Zen Fluff Down Pillow in Soft Queen is a single white pillow with duck-down fill, a 600 fill-power specification, and a cotton shell. Its softer profile may suit sleepers who prefer more compression or who do not need a tall pillow. Use a washable pillow protector, fluff it regularly, and follow the care label to help keep the fill evenly distributed.