Achieve the comfortable sleep you desire with the sleep philosophy oversized microfiber comforter with Heiq smart temp treatment. This down alternative comforter uses a temp regulating treatment to help maintain a balanced temperature by retaining body heat when you're cold or wicking away moisture to cool you off when you're hot. This treatment makes the microfiber comforter perfect for year-round use and comfort. Oversized to fit extra-deep mattresses, this comforter insert has classic diamond quilting with loops stitched on the corners to hold duvet covers in place. The comforter is also Oeko-Tex certified, meaning it does not contain any harmful substances or chemicals to ensure quality comfort and wellness.