This is my new must-have staple for my wardrobe - I have 6 of them now. The material is 80% polyester, 10% cotton, 10% spandex which it gives the coolness of cotton and the great drape without being too clingy, and not too "billowy" that makes you look like a balloon. There's just enough cotton to keep it cool on hot days. The pleats hide an ample mid-section and doesn't cling to any bulges. If you have a flat stomach (lucky you!), this would still look great. The sleeves end at the elbow junctuSee full review