☞ Pillow core fabric: Pearl cotton + buckwheat shell Pillow height: 10.1-15cm Size: 45*24*6.5cm Washing instructions: Can be washed directly, support hand wash, machine wash ☞ Included: 1 X Waist Pillow Premium cotton - Inner material is medical grade cotton which can retain its shape for continued support, never go flat, no more tossing, offers the right balance of support and comfort. Super soft cover- The cover is so soft that easily take you to sweet dreams. Outer cover is machine washable, so easy clean cover, also the durable cover provides breathability and moisture wicking properties. Perfect dimension- Dimension is 50*24*6.5cm, allows you to sleep in any position, fits different sleeping posture and avoid turning over, different thicknesses, fully support the back without any gaps to help you reduce pressure at night, prevent strain of lumbar muscles, relieve lumbar pressure. Multifunctional- This pillow not only can protect the waist, but also can be placed in the calf or below the knee, providing comfort, can be used as a knee support pillow, lumbar support pillow,or leg spacer, also suitable for back sleeper, for the lower back pain people and pregnant woman. Ergonomically design- Ergonomically designed lumbar support pillow fits comfortably between your waist and provides maximum support at night that gives hip, sciatica and back pain relief, keeps your legs, hip and spine in great alignment while sleeping.