The Trimesh fabric is lightweight and features CoolEver technology, designed for long-lasting comfort without feeling heavy. Its high-density fiber structure offers impressive durability while keeping the fabric light, making it perfect for both everyday wear and sports activities. Thanks to its excellent breathability, it effectively releases sweat and heat to help maintain a cool, comfortable feel throughout the day. 100% Polyester. Made in Korea. Please use the size chart to find the best size for you.