ULTEM is an amorphous thermoplastic polyetherimide (PEI) material that has extraordinary properties perfect for eyeglass frames.
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Extremely flexible and lightweight. Most ULTEM frames are as light, or even lighter than Titanium metal.
Size: 52 x 17 x 135 mm
What's Included: Free Value Lens that blocks UV rays (plano to +/-2.00 sph), Hard Case & Microfiber Lens Cloth