【Premium Fabric】: This U-shaped pregnancy pillowcase is made of crystal velour fabric, which is soft, breathable, comfortable, and durable. The U-shaped design ensures a comfortable sleeping environment, allowing you to sleep better during pregnancy. The U-shaped design conforms to your natural body shape, supporting your growing belly and baby during pregnancy. It provides optimal comfort for a good night's sleep. 【Removable and Washable】: This pregnancy pillowcase is easy to put on and take off. Double zippers make it convenient to change the pillowcase. This side sleeper pregnancy pillowcase is washable. You can machine wash or hand wash the U-shaped pillowcase to ensure freshness and hygiene. 【Perfect Fit】: This adult nursing pillow replacement fits most 140 x 80 cm pregnancy pillows. The U-shaped adult breast pillow conforms to your body shape, providing comfortable support for your body and baby. 【Versatile Use】: This pregnancy pillowcase is not only suitable for pregnant women, but also for athletes, physical therapists, those recovering, and anyone who wants to improve their sleep. The comfortable U-shaped pillowcase fits perfectly with the pregnancy pillow and helps to relax the whole body.