Blue Ultra light Self Darkening Photochromic Sunglasses with Variochromic lenses cycling glasses you can be sure that

you can be sure that your child's eyes are protected from harmful blue light and glare

UV Protection: Provides UV400 protection

the Pyramex Safety Emerge Black Frame Glasses offer superior

Lens: Shatter-resistant polycarbonate

133 (b)(1)(1) Standards

Blue Ultra light Self Darkening Photochromic Sunglasses with Variochromic lenses cycling glasses you can be sure thatThese Sunglasses are extremely light and unbreakable goggles with scratch and impact resistant lenses that still allow distortion free and high contrast vision . In addition to their low weight and perfect universal fit, the Sunglasses model are characterized by their extreme flexibility, which makes these glasses almost unbreakable. The lenses of this model adapt to the ambient light and darken in sunlight or lighten when the sun's rays decrease.