- Cotton fiber, Spandex
- UPF 50 PROTECTION: The arm sleeve is made of premium soft fabrics, 70% Nylon and 30% Spandex. It can block out as high as 99.8% of harmful UVA and UVB rays to prevent sunburn, skin aging. 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 the finger hole design keep 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.
- CUSTOMER ARE OUR PRIORITY: We offer 100% no risk money back guarantee if you’re not thrilled with your purchase for any reason. Just tell us and we will do our best to give you the most satisfactory solution. One size fits all. Multiple all-match pure colors can nearly match all of your clothes styles and colors, offering excellent wear experience, enough for daily usages, you can share with your friends and family as well.