DUO duvet in Ecolofil siliconized hollow fiber with a soft, duvet-like feel consisting of two fillers (150 g + 300 g) for use all year round. They are two different duvets that can be used by joining them together by means of brackets or individually: 150 g, 300 g, or 450 g together, depending on the need for shelter. It has an easy fastening system with brackets for combination in the form of a DUO. It is easy to maintain as it can be washed in the washing machine and tumble dried at a low temperature. It is advisable to wash it with several tennis balls so that its filling does not clump together. They are two duvets that can be used in three ways: 150 g for hot rooms, spring/summer and homes with central heating; 300 g for rooms with medium and cold temperatures or for autumn/winter; combining both with 450 g for the coldest nights of winter.