The B'Twin 300 SG glasses have a wrap-around shape with a wide field of view and good wind and splash protection. It exists in 4 categories: 0, 1, 2, 3.
Sun protection
Polycarbonate lenses, 100% Anti UV, category 0, 1, 2, 3.
Ergonomic grip
Rubber nose pads and arm tips.
Horizontal field of vision
Wide field of vision.
Use restriction :Does not protect from infra-red rays.
Warranty
MaintenanceThese glasses must be transported in the case provided. The lenses must be cleaned regularly. Never dry clean; always use water at room temperature (about 20°C) with a mild detergent.
Compositionpolycarbonate
Storage intructionsKeep these glasses at a relative humidity of 90%, away from solvents or any other corrosive substance and between 5°C and 40°C in temperature.