The Amazon Essentials Women's Lightweight Water-Resistant Packable Puffer Vest is a highly rated sleeveless thermal activewear vest that offers both style and functionality. Made from 100% polyester, this vest features a water-resistant outer shell to keep you dry in light rain or snow. The lightweight design makes it easy to pack and carry, making it a great choice for travel or outdoor activities. It also has a full zip closure and zippered hand pockets for added convenience. With its affordable price and positive customer reviews, this vest is a popular option for those looking for a reliable and stylish activewear vest.