Wakefit Sleeping Pillow (Single Piece) - 27" x 16" Pillow preferences are extremely varied in nature. The preferences are primarily on two dimensions height (tall to flat) and firmness levels (firm to fluffy). After hundreds of interviews and research on tens of material types, we have designed the perfect pillow that works for all. We have found the perfect combination of the right type of hollow fiber and fabric that works like magic for the largest set of customers.