Amazon has Carhartt Billings Safety Sunglasses with Gray Anti-fog Lens on sale for $3.79
Shipping is free w/Prime
Lightweight, frameless design
Wrap-around coverage for superior protection
Scratch resistant polycarbonate lens provides 99% UVA/B/C protection
Meets standard ANSI Z87.1 and CAN/CSA Z94.3-07 safety specifications
