Seamless & DurableThe compression arm sleeves with a delicate fabric material and fine sewing skills. The fabric is reinforced and won't unravel or tear easily even washed for long times. (with laundry bag for machine wahing,hand wash is more recommended)+ Breathable & Comfortable To Wear The quick dry Sunscreen arm sleeve 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. Fabric:Sunscreen arm sleeve 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 ApplicationArm sleeve Ideal 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 . Sun UV ProtectionSun protection arm sleeves with the newest UPF 50+ protective technology for effective UV protection,whick can block out over 98% of harmful UVA & UVB rays to offer your arms an all-around UV protection. Say goodbye to sunburn & sunscreen 100% Guarantee Satisfaction We are confident in our products and please feel free to contact us if you're unhappy with your purchase. We offer 100% money back guarantee if are not happy with the item.