Not what it says on the tin

I'm walking down the snacks aisle at Costco today during our bi-annual trip and I couldn't help but notice the extreme sizes of chip bags. You can buy several pounds of tortilla or corn chips in bulk, but there's one bag at the end of the aisle that jumps out at me for its sheer size and girth. The bag is about the size of my torso, maybe three feet tall by one foot wide and my jaw is dropping at inane and insane name they've come up with to market such a snack:

Sensible Portions