Approximately 70% UV reflectance. Made of lightweight polyester mesh with anti-friction fasteners for a more comfortable fit.Pair your fly mask with one of our highly breathable, UV-reflective horse fly mats .Knitted polyesterUVA reflectiveSecure fitAnatomically shaped for comfortAnti-rust edgesFleece-lined ear holesTough, durable and breathableMachine washable (30°), natural drying.