Phiten Pillow Case Aqua Gold can help to relax your head and shoulders with Phiten Technology. Infused with Aqua Gold, this unique pillow case will help you get a restful night sleep. Oversized and made with a stretchable material, allows you to use on any size pillow. Made with 100% breathable cotton. 18 x 33-1/2 inches. Pink and light blue colors available.