Hollowfibre: Generously filled with hollowfibre and wrapped in super soft-touch covers. Support: The pillows offer soft to medium support for a deep, comfortable sleep each night! Hypoallergenic: The pillows are hypoallergenic and gentle on the skin. Options: Choose from two, four or six pillows. Pillows: Get a pack of Silentnight deep sleep pillows. Care instructions: Machine wash at 40°. Silentnight Deep Sleep Pillows | Living Social