... ISO9001 standard 2)OEM is welcome ,we are able to design 2013 NEWEST DESIGN METAL OPTICAL FRAMEModel No. PII 2001Material metal, any material avaliableColor ... ALL METAL, monel, nickel silver)2. TITANUIM FRAME pure TI, alloy TI3. PLASTIC FRAME acetate, injection, TR904. SUNGLASSES acetate sunglasses, ... ,Payment Terms: 30% in advance & 70% balanced before shipment 2013 NEWEST DESIGN METAL OPTICAL FRAME