New Premium Strains have been double tested and approved by our test group. We have added these on 4/6/2019. All Premium Strains are the new 4/6/19 batch. Please purchase a 15 gram or 1 ounce bag before making a larger purchase. We have determined these strains to all be of extremely high quality, that does not imply that every person will agree with the fragrance of each strain. So please test for yourself before making a larger purchase.