Thermoforming, making kydex holsters for your knife or gun: no need to search anymore! You can find everything necessary in this category.
Kydex sheets are acrylic and polyvinyl-chloride composite to combine the benefits of both materials. The acrylic substance provides rigidity and makes the sheets easy to work with while PVC provides durability and resistance to chemical substances.
Kydex can be bought in sheets between 1,6mm and 12mm thickness, each benefiting easy workability. It's a thermoplastic material, after heating it up can be formed into various formations, while cold it can be sawed, drilled, and sanded.