The Z™ Shoulder Zoned Dough® pillow with bamboo charcoal brings you excellent pressure point relief, odor and moisture control, and comfort thanks to the unique shoulder design created specifically for side sleepers. Bamboo charcoal has many great qualities: it eliminates odors, absorbs excess moisture, regulates temperature- an excellent choice for people with allergies or asthma. The Zoned Technology® provides optimal comfort for your head and neck, to correctly align your spine. The memory foam is free of harsh chemicals and is CertiPUR-US certified. This pillow is backed by a 5-years warranty.