Lightweight thermal efficiency. The Montserrat Vest helps you warm up in damp and cold environments with a lightweight quilted body and stretch side panels. A PFC-Free durable water repellent finish on the main body helps repel water in damp conditions. Chin saver and adjustable hem with drawcord lets you adjust for maximum comfort. The Montserrat Thermal Vest is built with both regular and recycled polyester fabric inputs for a reduced environmental footprint.