The Curaleaf Premium 80% Vape Cartridge 20:1 Sativa is a vape pen cartridge filled with highly refined cannabis oil with natural terpenes. Curaleaf Premium 80% Vape Cartridge 20:1 Sativa contains 400mg of active cannabinoids and is available in the THC: CBD ratios of 20:1. Inhalation is the fastest-acting method of administration with typical onset of effect within 90 seconds lasting for 2-3 hours. Vaporization delivers cannabinoids in a manner that can be accurately titrated for the right dose.