Finally, a prep /cleaning squeegee designed for automotive roll-up small windows. 
The Side Kick is a tool modified and used by Rodney McClure a 38-year film industry veteran, who still uses his original design today.
This tool has a replaceable rubber insert, and it currently comes with a Moreman blue Pro series commercial window cleaning blade, the insert is a standard design so any popular brand will fit the aluminum channel. This compact tool is lightweight ( 4.0 oz ) and extremely durable.