ORIGINAL, UNPARALLELED FERMENTING LIDS FOR WIDE MOUTH MASON JARS - We invented this type of mason jar fermentation kit. Imitations don't compare Easy Fermenter. Every fermentation lid is Made from durable plastic with a thick, leak-proof gasket. ENJOY HASSLE-FREE FERMENTING - This ball fermentation lids let gas escape, but keep mold and bacteria out. No need to add burp lids on your jars or deal with water airlocks. Features a built-in date dial and pull tabs. This unique pickling kit fits perfectly on wide mouth mason fermenting jars. CONVENIENTLY DESIGNED FERMENTING WEIGHTS - Effectively keep ferments submerged below brine for best results with a fermentation weight. Features two easy-grip handles for effortless placement and removal. LEARN FROM THE BEST - Aside from getting a fool-proof fermentation lids and weight system, you'll also enjoy exclusive privileges. Get access to recipes, ebooks, video guides - Ideal Kimchi Kit RISK-FREE PURCHASE - With each kit you’ll get three lids that are compatible with the wide mouth jars, and a vacuum pump to help you remove air from the jars after tasting. 100% Money-Back Guarantee!