Want to check this out for yourself? Here is the Amazon product link:
http://www.amazon.com/Aromatherapy-Essential-Diffuser-Necklace-Perfume/dp/B01EEL5BI6/ref=sr_1_321_s_it?s=beauty&ie=UTF8&qid=1461724170&sr=1-321&keywords=diffuser+necklace
*I received this product at a heavily reduced price in exchange for my honest and unbiased review*