Keeps you dry and cool year round: this cool summer blanket helps you stay comfortable in both summer and winter, supports stress relief, and delivers a cool sensation through stronger heat absorption and dissipation for a better night's sleep. texture: the summer cool duvet cover is made of 2032% pure cotton jacquard water washed pleated yarn, giving a delicate, soft, skin friendly feel without bulk. the inner washed cotton has a soft color, good elasticity, and fits snugly, enhancing overall comfort. Keeps cool with an air layer: gaps in the yarn create an air layer structure that stores excess body heat and exchanges it with the outside air. this design automatically adjusts temperature to keep the skin cool and comfortable in warm conditions. Cool and breathable experience: when used with a fan, this blanket provides a stronger cooling effect, helping to quickly reduce temperature and improve sleep quality. the cooling performance can be noticeable, contributing to a more comfortable night's rest. Practical use scenarios: Hot summer nights: use with a fan or mild cooling to maximize the cooling effect and maintain a comfortable sleep environment. Yearround comfort: as a lightweight cover in winter or shoulderseason days to relieve stress and stay comfortable without bulk. Dorms, guest rooms, or travel: the lightweight, breathable fabric and snug fit make it easy to pack, deploy, and enjoy a cooler sleeping surface anywhere.