How can i change my font size while texting? Pantech Matrix?

I feel the text when im typing is just huge and people across the room can read it. is there any way to change this?How can i change my font size while texting? Pantech Matrix?
No the pantech matrix DOES NOT have edit text format. sorry its not really THAT big is it? mine doesnt seem like its that big to me...Sorry idont think you can change it D:How can i change my font size while texting? Pantech Matrix?
when u r texting click options go down to edit text format click on that the first one should say size go to the left once it will say small thats how u do it.