Customers say this duvet insert is soft, comfortable, and provides excellent warmth without being overly heavy. Many reviews mention its lightweight feel combined with effective insulation, making it suitable for various seasons and climates. Users consistently praise the quality construction, noting it maintains its shape well after washing and doesn't bunch up like traditional down alternatives. Common feedback includes appreciation for the corner ties that secure the insert inside duvet covers, preventing shifting during sleep. Many customers report purchasing multiple units or becoming repeat buyers. Reviews frequently highlight the duvet's breathability, with users finding it warm enough for winter while remaining cool enough to prevent overheating. Some mention the sizing runs slightly smaller than expected for king beds, and a few warm sleepers find it too hot for their preferences. Overall, customers appreciate the value, durability, and comfort this duvet insert provides.