This is Nitrogen, a Square-shaped frame from the Classic collection made of Stainless steel. Like all ic! berlin frames, Nitrogen is 100% designed and manufactured in Berlin.
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Nitrogen

Item nr.:
M1541B012164t15007do
Variant:
Rough-Graphite
16 mm 39 mm 57 mm 134 mm
145 mm
Model: Nitrogen
Variant: Rough-Graphite
Light transmission: For prescription
Material: Metal
Shape: Square, Trapeze
Size: Medium
Collection: Classic
Face: Rectangular
Material details: Stainless steel
Front color details: Rough-Graphite
Lens: For prescription
Lens filter category: 0 No tint. No protection from sun glare.
Polarized: No
Mirrored: No
Weight: 24 g
Width: 134 mm
Lens height: 39 mm
Lens width: 57 mm
Lens distance: 16 mm
Hinge: 10 mm
Nose width: 22 mm
Temple color: Rough
Templetip color details: Warm Grey