Fermentation Jar Hat / Cover.
Our fermentation jar hat is the ideal cover for your glass jars and fits our range of Kilner Jars perfectly.
Reusable – no more need for kitchen roll and rubber bands!
Made from high-quality food-grade materials.
Breathable for ferments such as kefir and kombucha.
Stackable – Smaller jars can stand on top of each other to maximise space.
Pest control – Ensure things like fruit flies can’t get into your ferments.
Fits all major UK jar manufacturers (Kilner, IKEA, ASDA, Sainsbury’s, Tesco, Wilko etc)