Perfect for keeping the veggies safely under the liquid, so your precious ferment does not spoil.
 
Food-grade, soda lime glass weight, 200g, 7cm diameter x 3.5cm height.
 
Designed at the right height and width to keep ferments under the correct pressure and without veg matter escaping and potentially becoming mouldy (you need to ensure you follow my precise instructions on how to apply your fermenting weight during my workshops).
 
Fits 500-2000ml Kilner fermentation clip-top jars or equivalent size clip-top fermentation vessels.