Cost - 10 EURO, the effect - great!
If you can get past the lack of safety goggles, at least.
I've always wanted to assemble something like that.
A woman whose driveway was coated in ice crouched down and slid to her car.
Omg this got me crying
Ladies and gentlemen, please welcome bike with circular saws instead of wheels that can easily ride on ice - icуcycle