RamHome (&trade;) White insert pillow stuffer square 16" - Superior quality polyester filling - Machine Washable - Odorless and Hypoallergenic Polyester This pillow insert it is perfect for square 14" x 14" or square 15" x 15" covers. Ultra Soft, Odorless, Machine Washable. Extremely resilient and easily refluffable. Similar weight and feel as traditional down. When inserted in the proper sham size they have this elegant fluffy and yet firm look.