BioRoot Flow Mineral Root Canal Sealer,1 x 2g Syringe, 20 Intra-Oral Tips, 1 Finger Grip. The sealant is pure calcium silicate mineral so there is no shrinkage, limited bacterial growth, and higher biocompatibility and bioactivity reducing the risk for adverse reactions. 24 month shelf-life 1 - 2g syringe, 20 mixing tips, 1 finger grip