Breathable & Comfortable To Wear The quick dry fabric technology lets your sweat band dry in minutes. It provides customers excellent wearing experience with breathable and stretchy.The moisture wicking fabric seamless bandana makes you feel cool and comfortable, and keeps you cool in the summer and warm in winter. UPF 50+ Protection: With cooling technology and UPF 50+ protection, UV blocking rate of these Cooling Sun Sleeves is as high as 98 percent , it blocks UVB and UVA of different wavelength, resisting the damage of sunlight in different intensities. Good Circulation: Unlike compression sleeves tightly stick to your skin, making you painful and leaving imprints over your arms, these loose-fit sun protection sleeves are extremely comfortable and breathable. Fabric: fabric is engineered for cutting-edge performance and comfort, including our exclusive technology that accelerates moisture wicking for a cooler workout and helps keep the fabric fresh Soft, lightweight, breathable, moisture wicking and quick dry to keep you active all day. Wide ApplicationIdeal for all sports & outdoor activities.Great skin protection when running, golfing, driving, cycling, fishing, jogging, gardening, football, basketball, tennis and so on.Also the black color great for tattoo cover-up .