The base is made of 5” of orthopedic medical grade foam. The top is quilted with super soft fleece complimented with microsuede. In between is 1.5” of baffled duck feathers. The cover is removable and the 5” orthopedic foam zips out to make machine washing a breeze. Real duck feather top Removable covers for easy care and wash 5" of orthopedic medical grade foam Quilted, super-soft fleece top