The Shoulder Zoned Gel Dough® pillow brings you excellent pressure point relief, a cooler sleep environment, and enhanced comfort thanks to the unique shoulder design created specifically for side sleepers. The Gel Dough® formula creates a cooler, soft memory foam that maintains form for better support than traditional memory foams. 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.