This cool summer duvet cover is designed to keep you dry and cool, whether in hot summer nights or cooler seasons, and it can help relieve stress for a more restful sleep. Key benefits Keeps you dry and cool in both warm and cool seasons, promoting a comfortable night's sleep. Helps relieve stress with a soothing, breathable feel on the skin. Lightweight and nonbulky for a relaxed, natural drape. Material and construction texture: 1658% pure cotton jacquard water washed pleated yarn, delicate and soft, skin friendly, and not bulky. Inner washed cotton: soft color, good elasticity, and snug fit for a comfortable, secure feel. Temperature regulation and cooling Air layer structure: gaps in the yarn form an air layer that stores excess body heat and exchanges it with surrounding air. Automatic temperature adjustment: designed to help keep the skin cool and comfortable in summer. Cooling performance with accessories Cool and breathable experience: when used with a fan, the cooling effect is enhanced, helping to create a cooler surface and improve sleep comfort. Use scenarios Hot, stuffy nights at home or while traveling, where a light, breathable cover makes a difference. In a bedroom with air conditioning or a fan, for a cooler, more comfortable sleeping environment. After exercise or in climates with humidity, to help you feel refreshed and relaxed before sleep.