SIRENA

The lenses in polycarbonate guarantee optimal protection and clear vision:

• 100% integrated UV protection
• Impact resistance (10x compared to common plastics)
• Lightness and visual comfort
• Optical clarity of class 1
• Anti-reflective coating to reduce glare
• Polarized lens* ---> The lens reduces reflections on surfaces like water and asphalt, improving vision and protecting eyes from the sun.
  

*Check the availability of the polarized lens in the selected variant.

The frame is made of Rilsan®, a high-performance bio-based polymer, offering:

• Extreme lightness and flexibility
• Shape memory and durability over time
• Resistance to weather, scratches, and deformation
• Stability even at low temperatures

Custom metal hinges with the Arena logo laser-engraved complete the design with a premium touch.

• Lens width: 52 mm
• Nose bridge: 17 mm
• Temple length: 134 mm

This model fits size S/M, suitable for most female faces.

Not sure which size to choose? Use a credit card:

• Place a card vertically under the eye with the long side on the nose.
• Extends beyond the outer edge of the eye → SMALL (≤ 50 mm)
• Matches the edge of the eye → MEDIUM (51–53 mm)
• Does not reach the outer edge → LARGE (≥ 54 mm)

SIRENA is a size S/M: a versatile choice for regular or small faces.

• Free shipping throughout Italy
• Delivery within 2–5 business days
• Free returns within 14 days
• Legal warranty of conformity always included

The images are for illustrative purposes only. The actual characteristics are indicated in the product’s technical description.