The Ergogel ergonomic pillow provides anatomic positioning for the head and shoulders. The combination of a visco-elastic core with a soft gel layer ensures positioning that adapts to the shape of the cervical spine and relieves pressure on the shoulder muscles. Bag made of 45% Lyocell (Tencel®), 28% polyamid, 25.5% polyester, 1.5% elastan. Zipper finish.