A multistate investigation of Juul Labs marketing and sales practices is underway, with plans to examine whether the popular e-cigarette company targeted its products toward children.

Attorneys general from Florida, Nevada, Oregon and Texas are spearheading the investigation by 39 state attorneys general, officials said in a joint statement Tuesday.

The probe will look into the companys possible targeting of youth, its claims regarding nicotine content, and statements regarding risks, safety and effectiveness as a smoking cessation device.