Wanhao D6/MakerSelect Ultimate Silicone Boot for heat block

This is a simple cutting apart of a very nice design for a silicon high temperature 'boot' to shield the 3D printer heat block from excessive fan cooling which can lead to failed prints.

A picture has been posted of a way to use just the central piece and manually make the required boot and avoid having to buy and make the custom goop as seen in the thing I mention below. So my boot looks rather rough but works very well.

Have added two pictures with the more finished looking fully molde