Legal cannabis sales in 2015 reached close to $7 billion, and are predicting that the overall industry could be worth a whopping $22 billion by 2020.

Vaporizers continue to be all the rage in 2016 with new models, designs and updated functions hitting the marketplace. With hundreds to choose from it’s often hard to decide which is the best vape pen for you. Though some models offer attachments that vape both concentrates and flowers, most only perform one well—and it’s never my recommendation to combust or burn your weed—but to truly vaporize, which calls for an oven.