Beautiful Tan and Blue Patagonia Reversible Bivy Down Vest! Excellent Used Condition! No rips, stains or or tears. Size is Medium. Comes from a smoke free home. Open to reasonable offers. From Patagonia's website : Face side is 100% nylon (51% recycled) plain weave with a DWR (durable water repellent) finish; reverse side is 100% recycled polyester taffeta with a DWR finish. Insulated with 600-fill-power 100% Recycled Down (duck and goose down reclaimed from down products) Full-zip vest with zip-through, stand-up collar Face side has a reinforced yoke that offers an extra barrier for weather protection and two insulated, microfleece-lined, side-entry handwarmer pockets with snap-button closures Reverse side has a clean, technical look and feel with insulated, microfleece-lined, side-entry handwarmer pockets with zipper closures Drop-tail hem Hip length