1 QRP No Messy Overflow No Weight Needed Mason Jar Fermentation Kit with Exclusive Food Retainer Cup keeps food submerged in brine (1 WIDE MOUTH) SUPER FAST SHIPPER ~ MOST ORDERS SHIPPED SAME DAY, EVEN ON SATURDAY! (unless handling time is set for more than 1 business day) Please click on the Ships from and sold by "Quality Reliable Products" link above, and then the "Products" link to view other quantity listings including bulk options, optional shipping methods, and related Quality Reliable Products. 1 COMPLETE EFFORLTESS MOLD-PROOF FERMENTATION KIT FOR A WIDE MOUTH MASON JAR (jar not included). Kit includes a Robust Plastic Cap with Silicone Grommet installed to side to leave a space for labeling, Silicone Seal, EXCLUSIVE PATENT PENDING FOOD RETAINER AERATION CUP, 3-Piece Airlock with Vented Lid, and Rubber Stopper. Save $$$  NO COSTLY, BREAKABLE GLASS FERMENTATION WEIGHT NEEDED! Dont be deceived by competitors pretty pictures showing full jars of food, but instruct you to leave 4" space at the top of the jar! QRP'S FOOD RETAINER CUP allows for a FULL Mason Jar Food Fermentation. QRP STURDY AND DURABLE 3-PIECE AIRLOCK allows observation of the release of oxygen bubbles, which reveals and confirms active fermentation. The 3-Piece Water Airlock doesn't get dirty and are easy to un-assemble and rinse, UNLIKE lids not requiring airlocks where food particles get trapped underneath difficult to remove and replace seals and date markers. BONUS: A FREE GIFT of an "Our Daily Bread" Christian daily devotional is included with each order. If you're not interested in receiving the booklet, simply send a message when placing your order and request that we withhold the gift. Thanks for your consideration! Your Quality Reliable purchase supports WORLD ORPHANS. We appreciate and THANK YOU in advance for your support.