The Marmot Women's Jena Vest is a top-rated choice for women's sleeveless windproof convertible packable activewear vest on Amazon. Made from 100% polyester, this vest offers excellent windproof protection and warmth. It features a full zip closure, two zippered hand pockets, and a stand-up collar for added comfort. The vest is also packable, making it easy to carry with you on your outdoor adventures. With its lightweight design and high-quality construction, it's no wonder this vest is highly rated by customers.