Taste: Super chill & happy high with a dank herbal scent With independent lab-tested potency results on every box, you’ll know you can trust every puff. Always pure with no diluents, Presto! delivers magic on the first puff and tastes like it’s name. Presto! uses GENUINE Jupiter Research L6 Advanced Resin CCELL Cartridges. This is the Mercedes-Benz of 510 cartridges. Jupiter’s L6’s Reactor™ coils are specifically designed for high viscosity oils. This is exactly what Presto! is because we DO NOT CUT YOUR THC OIL.