Lightweight, sweat-wicking fabric offers UPF 50+ protection to help minimize sunburn Hidden front zipper lets you fine-tune the fit and get the ventilation you need Semifitted top with 3 rear pockets to store a full day's worth of snacks Elastic-free arms and hemline Fabric: 88% microfiber polyester/12% spandex Size medium Only worn a few times. I don’t prefer sleeveless. No signs of wear.