Elipse Half Mask (SPR501)The Elipse Half Face Mask P3 (FFP3 masks) is latex and silicone free and is comfortable to wear for long periods of time. The Elipse SPR501 FFP3 respirator mask comes with a pair of P3 filters providing protection against fine toxi dust particles, metal fumes (smoke), asbestos, oil & water mists, bacteria & viruses. Approved to European Standard EN405: 2001. With P3 APF: 20.+ A1:2009 Elipse twin filter ready to wear half maskLatex and silicone free, lightweight TPE face piece that is comfortable to wear for long periods of time. Low profile filters provide an unobstructed field of vision.