The yaktrax ice grippers are a great way to prevent accidents caused by slipping on ice these lightweight ice grips are worn over walking or running shoes when walking or running on packed snow and ice pro model has stronger coils and retaining strap for extra security making it ideal for running the yaktrax ice grippers are a great way to prevent accidents caused by slipping on ice these lightweight ice grips are worn over walking or running shoes when walking or running on packed snow and