That are huge ones!
Wow, these incredibly immense!
I cannot believe how large those!
Whoa, check out those! They are gigantic!
Would you just look at the size of those pieces!
Unbelievable! Those are incredibly gigantic!
That are some of the hugest ones I've ever seen!
Those are tremendously big!
That are so enormous that I am in awe!
Those give a whole new meaning to the word "huge!"
You won't imagine the sheer size of that!
Those are ridiculously small in comparison!
Those are absolutely enormous!
Those are positively the largest pieces I've ever seen!
I am speechless by the incredible size of that!
Those deserve the title of "astonishingly gigantic!"
Goodness, that are incredibly gargantuan!