XXL size means this pillow can adapt to your growing belly Materials: cover is made from 100% organic cotton, inner cover is made from 100% polyester, filling is 100% polyester Provides support to your neck, back, legs and belly, for maximum comfort Two flat areas on each side of the pillow free up your arms Small removable cushion offers multiple use options Cover is machine-washable, for easy care Reusable carrying bag lets you easily compact this maternity pillow for easy travel or storage