Here's the full lineup.

There seems to be pattern here: skinny, fat, skinny, fat. It seems like Apple can't decide what shape they like best.

iPod Shuffle 4th Generation:

Height: 1.14"

Width: 1.24"

Depth: 0.34"

Weight: 0.44 oz.

A bank was robbed last week in Ba Sing Se. Witnesses were given this lineup to identify the perpetrator.