Protection on demand. Think the ultra lightweight UPF Deflector 2.0-but just the sleeves. That&&';;s UPF 50 coverage from the upper arm to the knuckles, complete with extended cuffs, thumbholes, and watch windows on each sleeve. Silicone grippers keep 'em up. 67% recycled polyester, 25% polyester & 8% spandex UPF 50 rating Super breathable, ultra lightweight & quick-drying Silicone grippers at arm opening Watch window on top of both wrists Extended cuffs with thumbholes SM/MD 9" around at the bicep, sleeve length 22" LG/XL 10" around at the bicep, sleeve length 22.5" Machine wash cold, tumble dry low, don&';t bleach or iron, mmkay? Designed in California, made abroad