This summer cool duvet cover is designed for allseason use, delivering a cooling, breathable sleep experience while helping to relieve stress. Key benefits Allseason comfort: helps you stay cool and dry in hot weather and remains comfortable in cooler seasons. Quick, effective cooling: engineered for efficient heat absorption and dissipation to support a cooler night's sleep. Stress relief potential: the soothing feel may contribute to a more relaxed sleep environment. Materials and texture Outer fabric: pure cotton jacquard, waterwashed pleated yarn, delicate and soft, skin friendly, and not bulky. Inner lining: washed cotton with a soft color, good elasticity, and a snug, comfortable fit. Cooling technology and feel Air layer core: gaps in the yarn create an air layer that stores excess body heat and exchanges it with the surrounding air for automatic temperature regulation. Breathable and comfortable: designed to keep the skin cool and comfortable during warm nights. Enhanced cooling with airflow When used with a fan, the cooling effect is enhanced, providing quicker relief from heat and contributing to better sleep quality. Use scenarios Hot sleepers in warm climates: ideal for reducing nighttime warmth and promoting a cooler sleep. Airconditioned rooms or dormitories: provides a breathable, lightweight cover that complements cooling environments. Travel or temporary bedding needs: convenient for places where a light, breathable cover improves sleep comfort.