Adjustable flat tape closure: low-profile, comfortable closure that ensures a perfect fit. This fabric is designed to wick moisture out and allow air flow. Made with 76% of recycled content. Durable silicone label: a hard-wearing logo that can handle an active lifestyle. UPF 50 certified sun protection against ultraviolet (UV) radiation produced by the sun. Samples of fabrics tested for UV protection in accordance with the international standards.