With Cartridge 150mg, expect a blissful CBD vape from the 100% natural ingredients. It contains THC-free full-spectrum hemp extract blended with coconut oil and naturally-occurring terpenes. You can be sure you vape an organic oil extracted by a full-plant CO2 method that contains no propylene glycol and vegetable glycerin. Also, Hempzilla CBD offers cartridges with a double strength for vapers who find this potency insufficient and prefer stronger sensations. The unit works with 510-threaded vaping devices.