PRICES MAY VARY. Lightweight Duvet Insert: Perfect weight for hotter climates, summer months, or ‘hot sleepers’. If you’re uncomfortable under a regular comforter this duvet insert is a great choice. 120 GSM Filling is just enough to provide comfort and optimum warmth. Box Style Stitching: Strong stitching and high quality materials make this duvet insert extremely durable. Breathable Material: Made with 100% Polyester down alternative microfiber. Machine Washable And Dryer Safe: Machine wash in