Single lens polycarbonate glasses. Integrated polycarbonate nose piece. Polycarbonate arms. Metal free: dielectric. Ultra light: 18 g. 

• EN166:2001 Personal eye-protection - Specifications  
• 1 FT    Oculars
• FT    Frame
• EN170:2002 Ultraviolet filters  
• UV 2C-1.2    echelon
• Clear or Smoked Lens