There's no More Tears with a Pair of Onion Goggles
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Onion goggles look a lot like Eurotrash safety glasses or fancy racquetball goggles in thick plastic wraparound frames. RSVP sells them in a boatload of colors, though mine are basic black with bright green trim. The no-fog lenses are slightly polycarbonate, with folding earpieces like conventional glasses. The noticeable difference is the thick layer of soft foam that rims the eyepieces and seals the goggles to your face. The combination of lenses and foam seals out the gases that onions give off; just like Johnson's Baby Shampoo, no more tears!