6 Pairs UV Protection Cooling Arm Sleeves one size

UPF 50 PROTECTION: The arm sleeves are made of premium soft fabrics, 70% Nylon and 30% Spandex. They can block out as high as 97% of harmful UVA and UVB rays to prevent sunburn, skin aging. With thumb hole design, your hand can be almost covered. No more Sunscreen. You are maximum UV protected all day long.COOL FEELING: Extremely elastic material cooling arm sleeves cooler than bare skin. Keep you feel cool in the hot summer. When you wear the sleeve, it will straight down 5 degrees. No worry be exposed to blazing sun.COMFORTABLE BREATHABLE: High performance fabric can fast sweat kick-away and fast dry, ensure outstanding comfort and make your skin fresh all day long. The non-slip elastic bands on the top and bottom to confirm the sleeves won't slip from your arms. Beister arm sleeves are suitable for most people's arms, without any pressure or discomfort.SEAMLESS DESIGN: The cooling arm sleeves are seamless and elastic. It can offer perfect 360° fit. Our stretch fit sleeves surely can be stayed on your bicep, not make you itchy and leave imprints on your arms. V-type knitting process fits to the arm curve, helping the arm to release the pressure better.