Maison Margiela Lunettes 5 are linear-frame sunglasses that pair a rectangular silhouette with a minimal, low-profile stance for everyday wear. The design includes CR39 lenses and a discreet MM6 numeric signature on the temple. Key attributes: Black | Noir | Acetate | CR39 lenses | Rectangular outline | Linear frame | Low-profile stance | Discreet numeric signature on temple | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 145 mm | Low-profile fit | Composition & care: 65% Acetate | 15% Metal parts | 20% CR39