Solid White Extra Warmth Down Alternative Winter Duvet Insert

Product Details    Fabric: 100% Cotton  Filling: 100% Polyester  Filling weight: 550 GSM  Warmth Level: 6  The highest warmth level, best to use in a cold climate where heat is not provided or not enough. Also, recommend to users who often feel cold in winter during sleep.   Best Synthetic Wool  Ultra-thin microfiber is known as synthetic wool. It has a similar structure to wool fiber; both have great elasticity and resiliency. Compared to wool, it is lighter in weight and fluffier. Ultra-thin microfiber is hypoallergenic and machine washable.   Designed to Get You Through the Cold Winter Nights  More filling designed for the winter  Extra weight to provide a calming effect  Breathable and moisture-wicking cotton fabric   Useful Designs    Simple & unique quilted surface to avoid inserts filling from moving.  4 sides are extended allowing the filling to breathe in the fresh air every time you make your bed.      [#size] Size & Dimension Twin / Twin-XL: 66"W x 86"L (168