Frame measurements
The F3931 is a men's square titanium frame with a browline upper construction and an open lower rim. The dark gunmetal finish runs through the brow, bridge, and full-length temples for a uniform monochrome look.
- Frame shape: Square
- Rim style: Rimless lower / browline upper
- Frame material: Titanium
- Measurements: 54 mm lens width · 37 mm lens height · 17 mm bridge · 145 mm temple · 141 mm total frame width
- Size: Medium
- Lens options: Single Vision
- Coating options: Blue Light, Photochromic, Anti-Reflective, Anti-Scratch
- Color: Gray
141mm54mm17mm37mm145mm- Frame width
- 141mm
- Lens width
- 54mm
- Lens height
- 37mm
- Bridge width
- 17mm
- Arm length
- 145mm
- Frame shape
- Square
- Rim type
- Rimless
- Frame material
- Titanium
- Frame size
- Medium
- Gender
- Men
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