Skullerz VALI Frameless Safety Glasses are the lightest weight safety glasses in the Skullerz Eye Protection line. These protective z87 safety glasses feature tough scratch-resistant lenses to filter 99.9 percent of harmful UVA, UVB and UVC rays and a frameless design for full field of vision. Available in a variety of lenses to suit a range of tasks and light environments. It's everything youve come to expect from Skullerz Eye Protection at an outstanding value. LENS TECHNOLOGIES The clear frame design maximizes the field of vision. These rimless glasses are available with a permanent anti-fog treatment for clear vision. Anti-fog safety glasses with Fog-Off treatment won't wear off for fog-free viewing no matter what you're doing. TESTED & APPROVED These impact-resistant safety glasses are tested to ANSI Z87.1+ High-Velocity Impact Protection and optical requirements. ANSI Z87.1 is the US standard for Personal Eye and Face Protection Devices and is listed on the frame.