DescriptionFive Water Pillows with or without a rackThe Water Pillow is clinically proven to reduce neck pain and improve quality of sleep.Soft layer of resilient Dacron Hollofil® fiber providing exceptional comfort for the head.The fiber floats on a thin layer of water for responsive support.Completely adjustable. Simply adjust the firmness of your pillow by adding (or removing) an amount water that provides the perfect level of support for you (soft, medium or firm).Made with a fully sealed and insulated water pouch with resilient Dacron Hollofil fiber layer on top, encased in a 100% cotton shell.Jumbo size: 50.5 cm x 71 cm (20’”x 28”)Fits a standard or a queen pillowcaseWeight: 0.9 kg (2 lbs.)200 thread count cotton shellHypoallergenicMachine wash and dry