Side Shields For Glasses - Made in USA. Don't trust your eyes to cheap, clip-on side shields. Safety Optical Side Shields are ANSI Z87.1-2015 certified for impact protection. They're available in several models, sizes and colors. You can purchase them individually or via the convenient combo compliance kit. All Safety Optical Side Shields are proudly made in the USA. The impact resistant side shields also block 99% of harmful UV rays, so you stay protected from multiple angles. All Safety Optical side shields are available individually or by the pack, and in a variety of tints.