/cgl/ - Cosplay & EGL

anyone know the adhesive this dude is using on the leather fabric?
https://www.youtube.com/watch?v=RAocc15nPL0

I am trying to copy his work and looked around online for leather adhesives however I only get like little bottles. I need at least a litter or 2 for my project. Basically trying to recreate the armour as in the picture.

Need help identify what materials are used here
https://www.youtube.com/watch?v=RAocc15nPL0&t=

Even the little metal pen like item that he uses to flat the fabric.
Fabric (especially the yellow fabric)
and the adhesive used.

Basically what I am trying to do is to make the armour used in Game of Thrones. I am going to start soon and have it ready by halloween. However I dont want to buy the wrong items.

Hello everyone, first time posting on this board, I was told you peeps might help.

Well I am trying to create Jon snow's Armour from Game of Thrones and found some videos showing it. However they dont list the materials used. Any Ideas what it is?
https://www.youtube.com/watch?v=RAocc15nPL0&t=

I am making it for a halloween costume.