100%, UV 400 PROTECTION – these J+S lenses have a 400UV protection rating, meaning it can block 99%-100% of both UVA and UVB harmful radiation. Ultraviolet (UV) radiation is present in natural sunlight and has a wavelength range of 400nm to 100nm. UV400 rated sunglasses are essential to protecting your eyes against long- term UV damage and keeping your eyes healthy when out and about.
POLYCARBONATE LENS – PC lens are tough, lightweight, scratch resistant, have high optical clarity (distortion free, clear vision) and are up to 10 times more impact-resistant than plastic or glass lenses, making them an excellent choice for outdoor sports activities. Originally developed in the 70s for aerospace applications, they are now the preferred choice of material for children’s glasses and safety glasses.
CLEAR/TRANSPARENT (NON-TINTED) LENS – excellent choice for protection against dust (on the road), leaves and twigs during mountain biking, night time sports, riding or cycling, and other indoor sports such as racquetball and squash.