Those are huge ones!
Wow, those are enormous!
I cannot believe how large those!
Whoa, check out those! They are gigantic!
Would you just take a look at how big those pieces!
Unbelievable! Those are incredibly gigantic!
Those are among the most enormous items I've ever seen!
Those are tremendously big!
That are unbelievably huge that I am in awe!
That redefine the word "massive!"
You won't believe how enormous those!
Those are incredibly small in comparison!
That are absolutely gigantic!
That are positively the biggest pieces I've ever seen!
I am astounded by the incredible size of that!
Those earn the title of "mind-blowingly gigantic!"
Oh my, that are mind-bogglingly large!