Natural silk duvet this soft light and comfortable duvet in natural silk 360 gm is ideal in between seasons excellent natural heat regulation for a comfortable sleep for all season use made in france cover 100 cotton jacquard 115 threadscm2 tonal motifs for a soft and pleasant feelfilling raw silk cocoon 360 gm long silk fibres offer maximum protection from the heat and cold the silk cocoon used for the filling allows the body to breathe and adapts to changes in temper