Available Flavors: Cookies&Creme, Blue Dream, Pineapple express, Clementine, Skittles, Wedding Cake,Grape Ape. The pens come filled with 0.5 Mls of distillate oil and terpenes. you can get roughly 100+ hits and they are rechargeable! Take one to two hits, 15 mins apart for the best effects. NOTE: WE DO NOT USE ANY VITAMIN E, Our Distillate is mixed with 0.1% terpenes in accordance with the SDS sheet provided by our supplier.