Those are big ones!
Wow, those incredibly enormous!
I cannot believe how large those!
Oh wow, look at that! They are enormous!
Would you just take a look at how big those pieces!
Unbelievable! Those are absolutely massive!
That must be among the biggest ones I've ever seen!
That are tremendously large!
That are extremely huge that I am in awe!
Those redefine the word "massive!"
You won't believe how enormous that!
Those make everything else look incredibly small in comparison!
Those are truly enormous!
That are positively the largest ones I've ever seen!
I am astounded by how unbelievably huge that!
Those deserve the title of "astonishingly massive!"
Goodness, those are absolutely enormous!