Firefly Extracts distillate vape carts are 100% cannabis oil with strain-specific cannabis-derived terpenes. Period. No additives or thinners – no MCT oil, no propylene glycol, no vitamin E acetate. No artificial or botanically derived terpenes. Only cannabis, distilled into its most pure, potent form, crafted in small batches and packaged with care for our customers. We are so sure you will love our cannabis extract carts that our products are backed by a 100% satisfaction guarantee.