what size hook should i use for a throw blanket? loops & thread yarn size 6 (super bulky)

hi ! so i'm wanting to make a throw size blanket i am using loops and thread sweet snuggle lite yarn in iris. the yarn calls for 8mm hook but i dont have a that size.

the largest hook i have is a 6 & 6.5mm , would that be okay?

yt video im following https://www.youtube.com/watch?v=CmffsPl7grU&t=486s