I honestly have nooooo idea. I used to work at one of the largest malls in Texas and had way too many lunch time shopping sprees. I've got more unopened jewelry and clothes with tags than I can count so I decided to start sharing lol
It could be for either depending on your style. It appears to have a decent size chain. It's all twist tied up on the back of the package since it is brand new so I can't give you exact measurements but I'm sure it'll fit.