Those are big ones!
Wow, those incredibly huge!
I
cannot believe the size of that!
My goodness, check out those! They are enormous!
Would you just look at the size of that pieces!
Unbelievable! Those are staggeringly huge!
That must be among the largest items I've ever seen!
That are monstrously large!
Those are unbelievably huge that I am in awe!
That give a whole new meaning to the word "huge!"
You won't comprehend the sheer size of that!
Those make everything else look incredibly small in comparison!
That are truly enormous!
Those are positively the biggest ones I've ever seen!
I am astounded by how unbelievably huge those!
That deserve the title of "astonishingly gigantic!"
Goodness, that are absolutely enormous!