Product Description Material: Stainless steel Outer Diameter: 90mm, Inner Diameter: 86mm, Height: 15mm Quantity: 4 Shape: round Package contents: 4 pieces of stainless steel mesh cover, bacterial cover 1. Multifunctional bean sprouts jar lids Each set contains 4 fresh-keeping jars made of stainless steel for fresh-keeping jars with large openings. So you can grow a batch of sprouts and keep a steady supply. Perfect for growing fresh sprouts in your home kitchen. 2. Germination safety stainless steel ring does not rust and is more durable than plastic. The mesh keeps the runs away from the work surface and prevents mold from forming without rusting. 3. Reusable Sprout Glass Lid Kit requires no tape, which simplifies cleaning and ensures food safety. The ring and screen are easy to separate for quick cleaning. It can also be sterilized by boiling after use. 4. Mesh screen design The mesh screen makes it easier for you to change the water. The well-ventilated design allows air to circulate and ensures that the seeds breathe. 5. Grow seeds, beans or nuts Grow your own alfalfa, broccoli, mung beans, mustard, lentils, peanuts, quinoa, chickpeas, green beans and more. 90mm outer diameter, 86mm inner diameter. Height: Approx. 15mm.