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

Item nr.:
M1542B011002t02007do
Variant:
Black-Gun-Metal
17 mm 35 mm 54 mm 129 mm
145 mm
Model: Silicon
Variant: Black-Gun-Metal
Light transmission: For prescription
Material: Metal
Shape: Square, Trapeze
Size: Medium
Collection: Classic
Face: Rectangular
Material details: Stainless steel
Front color details: Black-Gun-Metal
Lens: For prescription
Lens filter category: 0 No tint. No protection from sun glare.
Polarized: No
Mirrored: No
Weight: 22 g
Width: 129 mm
Lens height: 35 mm
Lens width: 54 mm
Lens distance: 17 mm
Hinge: 6 mm
Nose width: 22 mm
Temple color: Black
Templetip color details: Black