That are big pieces!
Wow, these sure is immense!
I cannot believe the size of that!
My goodness, check out that! They are enormous!
Would you just see how big that are!
Unbelievable! Those are staggeringly huge!
That are among the biggest items I've ever seen!
Those are monstrously large!
Those are so huge that I am in awe!
Those redefine the word "colossal!"
You won't comprehend how enormous that!
Those are so small in comparison!
That are absolutely enormous!
That are positively the largest pieces I've ever seen!
I am speechless by the incredible size of those!
That earn the title of "astonishingly huge!"
Oh my, those are absolutely enormous!