Found the link for it, pretty awesome notebook!

DND Campaign Journal with 3D Cthulhu Embossed Leather Cover - 192 Blank Pages A5 Notebook Great RPG Notepad for GM & Player https://www.amazon.com/dp/B09CTSX9G7/ref=cm_sw_r_cp_api_glt_fabc_43K7J0M7VPJZSQ20QQHC