High Quality: eco-friendly,healthy,durable and anti-rust.It will be perfect for wide mouth mason jars,canning jars,kerr and bernardin. Multipurpose: With the six lids in each set, so the plastic sprouting caps can help you grow a variety of sprouts and keep a constant supply on hand. Grow your own organic broccoli sprouts, lentil spouts, bean sprouts and other favorites at home in your kitchen for the freshest sprouts at fraction of the grocery store price.Also,in addition to sprouting jars, these lids can be used to make spice, sugar,flour or glitter sprinklers,sifters, strainers and potpourri jars. Easy TO Use : The thread of the screen lid fits the thread of all wide mouth mason jars, making it easy to screw on and off and never have to be removed at any stage of the sprouting. Also, it is equipped with standing pegs, enabling it to be placed upside down for complete draining, while allowing air to still flow inside, assuring the perfect growing environment. One Size Fits All : The sprout maker lids fit perfectly for the wide mouth cup (8 oz), pint (16 oz), pint-and-a-half (24 oz), quart (32 oz) or half-gallon (64 oz),creating the perfect environment for growing super nutritious sprouts.. Use large jars for lots of sprouts Jars and seeds not included. Unique Design : Our unique and strong sprouting lids allow your sprouts for excellent rinse, drainage and airflow which definitely brings you the best result of sprouting experience. Grow your own healthy sprouts anytime and anywhere with our food grade sprouting kit.It is perfect for the home, kitchen, or garden.Also,our sprouting lids require no soil or growing medium and it take less than a week to grow and harvest fresh sprouts. It's simple and clean, to sprouting jar, rinse daily, and you're on your way to nutritious sprouts in just days. Weight: 23g(for one set) colour:green Material:plastic size:Diameter: 9cm Package Contents: 6*Sprouting Lids Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.