This cool summer duvet cover is designed to keep you dry and cool, suitable for use in both hot and cooler seasons. Its cooling performance helps promote a more comfortable night's sleep and can contribute to stress relief. Key features Yearround cooling comfort: Keeps you dry and cool in summer and winter, with a cooling effect that supports a peaceful night's sleep. texture: Made of 1675% pure cotton jacquard water washed pleated yarn, delicate and soft, skin friendly. The inner washed cotton has a soft color, good elasticity, and fits snugly, making it very comfortable. Keeps you cool: The yarn is arranged to form air gaps that create an air layer. This structure stores excess body heat and exchanges it with the outside air, automatically adjusting temperature to keep skin cool and comfortable in warm conditions. Cool and breathable experience: When used with a fan, this summer cooling duvet cover provides a more pronounced cooling effect and can noticeably improve sleep quality. 23 practical use scenarios Hot summer nights: Place this duvet cover on your bed to help maintain a cooler sleeping surface and promote better rest. Stress relief and relaxation: The soft, skinfriendly texture and cooling effect can contribute to a more relaxing environment after a long day. Fanassisted cooling: Pair with a room fan to maximize the cooling effect for quicker relief from heat and more comfortable sleep. Material and performance details Material: 1675% pure cotton jacquard water washed pleated yarn; inner washed cotton with a soft color. Comfort fit: Soft, elastic inner cotton supports snug and comfortable coverage without bulk. Temperature regulation: Air gaps in the yarn form an air layer that helps manage body heat and airflow automatically.