Due North Everyday Pro Snow and Ice Traction Aid
The best icers that I have found. Shop on internet for most economical.
price.
https://www.amazon.ca/Due-North-Everyday-Traction-Medium/dp/B002LWDCCS/ref=sr_1_3?ie=UTF8&qid=1545941582&sr=8-3&keywords=due+north+traction