This Queen comforter duvet insert measures 88 inches x 88 inches. It features box style stitching with siliconized fiber filling and piped edges for an elegant look, preventing fill from shifting. The siliconized fiberfill provides an extremely soft and cozy feel. Four corner tabs make it easy to put on any duvet cover and secure the comforter in place. Machine washable in a gentle cycle with cold water. Line dry or tumble dry on low heat only. Suitable for all ages.