In this photo, an Oatey seal tape is shown in the background.
The seal tape seals the edges of your seal and keeps it from getting dirty.
Oateys seal tape was developed by Oateyers seal wrap manufacturer and is used on NHL players and other professional athletes.
If you are a fan of the NHL, you probably already have some.
You can buy the tape here or here for about $25.
Buy more for $10.