It is made of a light, airy polyester that is similar to a rayon material. Pull-over: 3 button closure, if you so choose. SIZE: Large SIZE GUIDE: Chest: 18” Length: 33” Lined Length: 31.5” FABRIC & CARE Polyester Hand Wash: Woolite Condition: NWT, Zero Flaws! Fast Shipper: Same day or within 24 hrs.