Bale of 5 Foam Core Pillow Pair – Willow. Orthopaedic support pillow pair. The foam core provides raised support that helps keep your neck straight and alleviate pressure in the spine throughout the night. Filling: 100% hollowfibre with foam core. Casing: 100% cotton. Fully washable at 40c. 29″ x 19″ (74 x 48cm).