Abstract: The invention relates to a pillow system for preventing snoring. For that purpose, the pillow system is provided with an adjustable pillow (2) that is placed on top of a basis element (1) made of a high-density foam product. On top, a flap (3) made of a low-density foam product or a traditional pillow is placed. Round these constituent parts (1, 2, 3), a cover (7), made for an elastic material is placed.