Ommage Sleep Natural Latex Foam Pillow, King Size NATURALL HEALTHY Natural latex is derived from rubber trees that are harvested in a sustainable, eco-friendly manner. PRESSURE RELIEF / SUPPORT Natural Latex Rubber provides uplifting support to your neck and bottomless pressure relief for your head. The latex pillow is made with a unique pinhole design, which provides an unprecedented level of breathability, allowing sleepers warmth in the cool seasons, and coolness in the hot summer months. Latex pillows are durable and will never flatten or sag like a traditional bed pillow. They maintain their shape and feel for many years of use. Mold and Mildew Proof / Dust Mite Resistant, Naturally Hypoallergenic / Antibacterial, Anti-fungal