What is she selling

Hijacked from Meat Puppet FatB - do have a look at the bottom of this page after you have made your guess...

Original text from fatB below.

Hello contestants, and welcome to "What is she selling?!" The rules are quite simple. Carefully examine the photo above. Now that you have finished ogling the lady, carefully take another look. As this is actually part of an web ad for a Japanese company. Try to identify "what is she selling?!". (Post before you check answer)

For all that guess correctly, you win a 3 day/4 night stay to...

absolutely nowhere! Thanks for playing!

Via Spy Plaza with answer here