The Momcozy Portable Pregnancy Pillow is a W-shaped maternity support designed for side sleepers. Made of polyester with an air layer cover fabric, this adjustable pillow is recommended for maternity use. Its modern style and grey color make it a comfortable and stylish addition to any bedroom. With a GSM below 150, this pregnancy side support pillow is machine washable and weighs 2.2 pounds, offering a specialized support for expectant mothers during pregnancy.