Microfibre duvet insert with two layers, adaptable to the four seasons of the year. The product includes a 150 g/m² layer and a thicker 300 g/m² layer. They can be used together during the coldest seasons of the year, joining them with snap buttons, or separately during the warmer months. The hollow silicone fibre filling offers exceptional comfort, and the cover has a pleasant velvety feel. Machine washable at a maximum of 40ºC; may be tumble dried at a low temperature. Weight: 150 g/m² TOG 4.5 + 300 g/m² TOG 10 | Low, medium, and high warmth.