The shag works on almost every hair texture and in every hair length. One has to be careful with the shag because a hairstyle with too many layers can appear dated. Search online for shag hairstyles (or on Pinterest) and the images that appear show women with hairstyles that seems straight out of 1999. Think Jennifer Aniston on the early "Friends" episodes Jennifer Aniston on the early "Friends" episodes or guys with mullet hairstyles.
The modern shag is choppy, has lots of texture but doesn't resemble an 80s hair band. The images in this gallery show off the very best shag hairstyles today.
More on short hair: