Memory Foam Pillow Light Density One size suits all Details: Measures 20” x 15” x 3-6” Adjusts in thicknesses ranging from 3" to 6" because it contains removable inserts. User can customize the pillow for maximum comfort. It is made from a light-density Memory Foam. Our best Memory Pillow value. - One size suits all. - Details: Measures 20” x 15” x 3-6”