This is the gear I use for hard boot split boarding.
https://www.furbergsnowboards.com/home
https://www.key-equipment.com
https://www.phantomsnow.com
https://www.petzl.com/NO/en/Sport
https://auftriib.com
https://www.julbo.com/fr_fr/
https://gopro.com/fr/fr/
https://friluftsbutikken.no