Please note this item ships from an international seller. Expected delivery is 10-15 days. Back Waist Neck Pain Relief Pillow Slow Memory Cotton Leg Pillow Feature: Size: 40x20x10cm Efficient on-site support – this treatment has a semi-circular design that keeps the body in different parts. Place the pillow under the knee to reduce the load on the spine; the back can support the waist. It also improves blood and reduces varicose veins and raises the ankle. The semilunar pad is similar to a wedge heel a cylinder or a circular pad. It can be used during pregnancy and is ideal for sleeping on the side. High quality – made of high quality materials with double layer design. The outer cover is made of granule anti-slip cloth and the inner sleeve is made of knitted bird s eye cloth. Due to the ed shape of the body the inner core is a high-density sponge which is used to fix the posture you use. Applicable 3# water drop invisible zipper. A variety of uses - this cushion is ideal for sleeping while seeking relief during sleep. It supports the back knees ankles feet and neck. This semi-circular cushion reduces and prevents pain in 4 main positions and improves your body alignment: between the legs; lower back; under the knees and under the legs. This ergonomic pillow can also be used as a rear support on a sofa or chair or as a mattress septum to prevent you from rolling on the bed. Applicable people: office white-collar workers students middle-aged and so on. Package contains: 1pc memory foam mat