This cool summer duvet cover is designed to keep you dry and cool in both hot and cool seasons, helping you relieve stress and enjoy a refreshing night's sleep. The cooling feeling offers strong heat absorption and dissipation for a cooler sleeping environment. texture and materials Made of 1673% pure cotton jacquard water washed pleated yarn, this duvet cover feels delicate, soft, and skin friendly without being bulky. The inner washed cotton provides a soft color, good elasticity, and a snug fit for comfortable use. Keep cool with an air layer design The gaps in the yarn create an air layer structure that stores excess body heat and exchanges it with the outside air. This design helps the duvet cover automatically adjust to keep the skin cool and comfortable in summer. Cool and breathable experience When used with a fan, the duvet cover offers an enhanced cooling effect, helping to feel cooler and improve sleep comfort. Practical use scenarios Hot summer nights at home, in a dorm, or while traveling: pair with a fan for improved cooling. Yearround use in airconditioned rooms as a lightweight layer for comfort. Stress relief and more restful sleep after a long day in warm environments. Key attributes at a glance Function: cooling, heat absorption and dissipation, and stress relief for better sleep Material: 1673% pure cotton jacquard water washed pleated yarn; inner washed cotton Performance: air layer structure for automatic temperature adjustment and enhanced cooling with a fan Design emphasis: skinfriendly, soft texture, and snug fit without bulk