Their most luxuriously, fluffy, pillow, Casper Down Pillow is filled with high-quality down. Ethically sourced and certified by the Responsible Down Standard (RDS), this pillow has a very natural comfort, sleepers can feel good about. A unique five-chamber design, adapts to any sleep position, keeping the neck comfortable all night. The outer chambers of the pillow add just a touch of fluff, for luxurious, all-around, comfort. So, pile it on... with their fluffiest pillow yet. Surround yourself in luxurious, cloud-like comfort with Casper Down Pillow. Please note, item is not returnable once opened.