- Cord Attachment : Allows attachment of a cord.
- Curved Temples : Ergonomic profile for good grip on the face and head.
- Removable Side Shields : Side protection from sunlight in extreme conditions.
Spectron 4 polycarbonate lenses provide category 4 protection from the suns UV ray's (VLT 5%). They are shatterproof and provide maximum protection against dazzling sun in conditions of strong reflection with the use of an anti-reflective coating which also reduces eyestrain and eliminates interference glare. Spectron 4 lenses are perfect for mountain activities.