Covers the basics of mushroom home cultivation. In four simple steps the user will learn more about the rice flour cake method (or PF Tek). This grow kit requires more care and attention, as the user needs to sterilize the growth medium and perform a daily check and adjustments on moisture levels. * Learn the basics in four steps Produces multiple harvests Yield: 300-450 g Detailed and illustrated instructions included in English Usage Download the manual in English, Dutch, German, French, Spanish, Portuguese, and Italian. Contents 900 ml vermiculite, 220 g rice flour, 4 cultivation boxes (300 ml) with air filter, 2 grow bags with air filter, spore syringe (10 ml), pair of sterile gloves, mouth mask, 4 paperclips, user manual. Shelf life 4-6 months. The production date is printed on the box. Do not store above a radiator or in the full sun. Best kept in the fridge.