Those are big ones!
Wow, these sure is colossal!
I cannot believe how large those!
Oh wow, check out that! They are enormous!
Would you just look at how big those pieces!
Unbelievable! That are staggeringly huge!
Those must be some of the largest ones I've ever seen!
That are monstrously large!
That are incredibly massive that I am in awe!
That redefine the word "huge!"
You won't comprehend how enormous that!
Those are so small in comparison!
Those are truly ginormous!
That are positively the largest ones I've ever seen!
I am astounded by the sheer enormity of that!
That earn the title of "astonishingly massive!"
Oh my, that are mind-bogglingly large!