Within the last year and a half, Frito-Lay has reduced the size of its Santitas tortilla chips (I like those better than Tostitos) from 16 oz. to 14 oz. to 13 oz.

The 14 and 13 oz. bags have had the "$2 Only" on the bag.

Family size used to be 28 oz. I don't know what the current size is.