100% STERILE! - Sterilized for 2 Hours @ 17 psi in an industrial autoclave. Sealed behined a HEPA Flowhood. MODIFIED POLYPROPYLENE LIDS! - Reusable plastic lids that will survive multiple autoclave cycles. INJECTION PORT! - Inject YOUR choosen spores or lc directly into the jar. No tape needed. Self healing. .2 MICRON FILTER - Bag comes with a PTFE 0.22um filter which allows fresh air in, and keeps contams out! NAME BRAND GLASS! - Only the highest and thickest quality glass jars are used that will survive hundreds of uses. INJECTION PORT! - Inject YOUR choosen spores or lc directly into the bag. No tape needed. Self healing. .2 MICRON FILTER - Bag comes with a breathable filter patch which allows fresh air in, and keeps contams out! BEGINNER FRIENDLY - Each bag comes with detailed instructions. Never grown before? No problem! PROPERLY HYDRATED - We take the hard approach. Read below why our bags perform better w/ fast colonization. * LIQUID CULTURE JAR * * 1/2 PINT SIZE * * 100% STERILE * * SAVE TIME * * SAVE MONEY * LIQUID CULTURE Convenience. Save hours of time making your own. Affordability. Save money from buying components piece / piece. Reliability. All jars are sterilized in industrial autoclaves. INGREDIENTS Liquid: Honey Liquid Culture Jar: 1/2 Pint Jar + Silicon Seal Filter: PTFE 0.22um Filter Port: High temp rubber injection port Stir Accessory: Glass marble OUR PROCESS Lids are customized with injection port and filter. Liquid broth is mixed over low heat. Jars are filled with precise measurement. Jars are sterilized for 20 minutes @ 15psi. Jars are unloaded in front of a flow hood and lids are tightened. WANT BIGGER JARS? We make those too!! 🤘 Just check our other listings. Message us with any problems. We always take care of you guys.