Filling: 90% white new duck down, 10% new white feathers, class 1. Cover: 100% cotton (fine twill with satin piping). Duvet with great lying comfort. Skin friendly. Easy care, uncomplicated cleaning. Available in summer or all-season quality. Downpass seal. Nomite mite and down proof ticking. Cigarette glow test passed according to DIN EN ISO 12952-1.