https://www.yaktrax.co.uk/
Yaktrax Ice Grips | Safer walking on ice
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https://icegripper.co.uk/
Ice Grips for Shoes | Snow and Ice Grippers for Boots | Ice Anti Slip — ICEGRIPPER
Walk, Work, Run and Play on winter ice and snow with ICEGRIPPER...ICEGRIPPER has tested over 100 ice grips, ice cleats, shoe chains, snow boots and other...
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https://www.cbsnews.com/news/polar-vortex-2019-record-cold-grips-the-midwest-as-chicago-river-turns-to-ice/
Polar vortex 2019: Record cold grips the Midwest as Chicago River turns to ice - CBS News
The fire department's ice breaker worked to break up the ice so emergency boats could pass