Description For Installing Flooring and Trim, Insulating Walls, Laying Tile, Refinishing Floors, Refinishing Walls, Refinishing Woodwork, Remodeling a Bathroom and Repairing a Deck Classic dual lens design provides 99.9% UV protection with built-in bifocal power Adjustable temple lengths and lightweight construction Meets ANSI Z87.1-2003, CSA Z94.3-2005 standards